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def add_node(self, node):
node._finalize()<EOL>node.in_workflow = self<EOL>self._adag.addJob(node._dax_node)<EOL>added_nodes = []<EOL>for inp in node._inputs:<EOL><INDENT>if inp.node is not None and inp.node.in_workflow == self:<EOL><INDENT>if inp.node not in added_nodes:<EOL><INDENT>parent = inp.node._dax_node<EOL>child = node._dax_node<EOL>de...
Add a node to this workflow This function adds nodes to the workflow. It also determines parent/child relations from the DataStorage inputs to this job. Parameters ---------- node : pycbc.workflow.pegasus_workflow.Node A node that should be executed as part of this ...
f16006:c3:m3
def save(self, filename=None, tc=None):
if filename is None:<EOL><INDENT>filename = self.filename<EOL><DEDENT>for sub in self.sub_workflows:<EOL><INDENT>sub.save()<EOL><DEDENT>if tc is None:<EOL><INDENT>tc = '<STR_LIT>'.format(filename)<EOL><DEDENT>p = os.path.dirname(tc)<EOL>f = os.path.basename(tc)<EOL>if not p:<EOL><INDENT>p = '<STR_LIT:.>'<EOL><DEDENT>tc...
Write this workflow to DAX file
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@property<EOL><INDENT>def dax_repr(self):<DEDENT>
return self._dax_repr()<EOL>
Return the dax representation of a File.
f16006:c5:m2
def has_pfn(self, url, site=None):
curr_pfn = dax.PFN(url, site)<EOL>return self.hasPFN(curr_pfn)<EOL>
Wrapper of the pegasus hasPFN function, that allows it to be called outside of specific pegasus functions.
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@classmethod<EOL><INDENT>def from_path(cls, path):<DEDENT>
urlparts = urlparse.urlsplit(path)<EOL>site = '<STR_LIT>'<EOL>if (urlparts.scheme == '<STR_LIT>' or urlparts.scheme == '<STR_LIT:file>'):<EOL><INDENT>if os.path.isfile(urlparts.path):<EOL><INDENT>path = os.path.abspath(urlparts.path)<EOL>path = urlparse.urljoin('<STR_LIT>',<EOL>urllib.pathname2url(path)) <EOL>site = '<...
Takes a path and returns a File object with the path as the PFN.
f16006:c5:m8
def get_science_segments(workflow, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>logging.info('<STR_LIT>')<EOL>make_analysis_dir(out_dir)<EOL>start_time = workflow.analysis_time[<NUM_LIT:0>]<EOL>end_time = workflow.analysis_time[<NUM_LIT:1>]<EOL>sci_seg_name = "<STR_LIT>"<EOL>sci_segs = {}<EOL>sci_seg_dict = segments.segmentlistdict()<EOL>sci_seg_s...
Get the analyzable segments after applying ini specified vetoes. Parameters ----------- workflow : Workflow object Instance of the workflow object out_dir : path Location to store output files tags : list of strings Used to retrieve subsections of the ini file for configuration options. Returns ------...
f16007:m0
def get_files_for_vetoes(workflow, out_dir,<EOL>runtime_names=None, in_workflow_names=None, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>if runtime_names is None:<EOL><INDENT>runtime_names = []<EOL><DEDENT>if in_workflow_names is None:<EOL><INDENT>in_workflow_names = []<EOL><DEDENT>logging.info('<STR_LIT>')<EOL>make_analysis_dir(out_dir)<EOL>start_time = workflow.analysis_time[<NUM_LIT:0>]<EOL>end_time ...
Get the various sets of veto segments that will be used in this analysis. Parameters ----------- workflow : Workflow object Instance of the workflow object out_dir : path Location to store output files runtime_names : list Veto category groups with these names in the [workflow-segment] section of the i...
f16007:m1
def get_analyzable_segments(workflow, sci_segs, cat_files, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>logging.info('<STR_LIT>')<EOL>make_analysis_dir(out_dir)<EOL>sci_ok_seg_name = "<STR_LIT>"<EOL>sci_ok_seg_dict = segments.segmentlistdict()<EOL>sci_ok_segs = {}<EOL>cat_sets = parse_cat_ini_opt(workflow.cp.get_opt_tags('<STR_LIT>',<EOL>'<STR_LIT>', tags))<EOL>if len(ca...
Get the analyzable segments after applying ini specified vetoes and any other restrictions on the science segs, e.g. a minimum segment length, or demanding that only coincident segments are analysed. Parameters ----------- workflow : Workflow object Instance of the workflow object sci_segs : Ifo-keyed dictionary o...
f16007:m2
def get_cumulative_veto_group_files(workflow, option, cat_files,<EOL>out_dir, execute_now=True, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>logging.info("<STR_LIT>" %(option))<EOL>make_analysis_dir(out_dir)<EOL>cat_sets = parse_cat_ini_opt(workflow.cp.get_opt_tags('<STR_LIT>',<EOL>option, tags))<EOL>cum_seg_files = FileList()<EOL>names = []<EOL>for cat_set in cat_sets:<EOL><INDENT>segment_name = "<STR_LIT>...
Get the cumulative veto files that define the different backgrounds we want to analyze, defined by groups of vetos. Parameters ----------- workflow : Workflow object Instance of the workflow object option : str ini file option to use to get the veto groups cat_files : FileList of SegFiles The category veto...
f16007:m3
def setup_segment_generation(workflow, out_dir, tag=None):
logging.info("<STR_LIT>")<EOL>make_analysis_dir(out_dir)<EOL>cp = workflow.cp<EOL>segmentsMethod = cp.get_opt_tags("<STR_LIT>",<EOL>"<STR_LIT>", [tag])<EOL>if segmentsMethod in ['<STR_LIT>','<STR_LIT>','<STR_LIT>',<EOL>'<STR_LIT>']:<EOL><INDENT>veto_cats = cp.get_opt_tags("<STR_LIT>",<EOL>"<STR_LIT>", [tag])<EOL>max_ve...
This function is the gateway for setting up the segment generation steps in a workflow. It is designed to be able to support multiple ways of obtaining these segments and to combine/edit such files as necessary for analysis. The current modules have the capability to generate files at runtime or to generate files that ...
f16007:m4
def setup_segment_gen_mixed(workflow, veto_categories, out_dir,<EOL>maxVetoAtRunTime, tag=None,<EOL>generate_coincident_segs=True):
cp = workflow.cp<EOL>segFilesList = FileList([])<EOL>start_time = workflow.analysis_time[<NUM_LIT:0>]<EOL>end_time = workflow.analysis_time[<NUM_LIT:1>]<EOL>segValidSeg = workflow.analysis_time<EOL>vetoGenJob = create_segs_from_cats_job(cp, out_dir, workflow.ifo_string)<EOL>for ifo in workflow.ifos:<EOL><INDENT>logging...
This function will generate veto files for each ifo and for each veto category. It can generate these vetoes at run-time or in the workflow (or do some at run-time and some in the workflow). However, the CAT_1 vetoes and science time must be generated at run time as they are needed to plan the workflow. CATs 2 and high...
f16007:m5
def get_sci_segs_for_ifo(ifo, cp, start_time, end_time, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>seg_valid_seg = segments.segment([start_time,end_time])<EOL>sci_seg_name = cp.get_opt_tags(<EOL>"<STR_LIT>", "<STR_LIT>" %(ifo.lower()), tags)<EOL>sci_seg_url = cp.get_opt_tags(<EOL>"<STR_LIT>", "<STR_LIT>", tags)<EOL>out_sci_seg_name = "<STR_LIT>"<EOL>if tags:<EOL><IN...
Obtain science segments for the selected ifo Parameters ----------- ifo : string The string describing the ifo to obtain science times for. start_time : gps time (either int/LIGOTimeGPS) The time at which to begin searching for segments. end_time : gps time (either int/LIGOTimeGPS) The time at which to sto...
f16007:m6
def get_veto_segs(workflow, ifo, category, start_time, end_time, out_dir,<EOL>veto_gen_job, tags=None, execute_now=False):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>seg_valid_seg = segments.segment([start_time,end_time])<EOL>node = Node(veto_gen_job)<EOL>node.add_opt('<STR_LIT>', str(category))<EOL>node.add_opt('<STR_LIT>', ifo)<EOL>node.add_opt('<STR_LIT>', str(start_time))<EOL>node.add_opt('<STR_LIT>', str(end_time))<EOL>if tags...
Obtain veto segments for the selected ifo and veto category and add the job to generate this to the workflow. Parameters ----------- workflow: pycbc.workflow.core.Workflow An instance of the Workflow class that manages the workflow. ifo : string The string describing the ifo to generate vetoes for. category : ...
f16007:m7
def create_segs_from_cats_job(cp, out_dir, ifo_string, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>seg_server_url = cp.get_opt_tags("<STR_LIT>",<EOL>"<STR_LIT>", tags)<EOL>veto_def_file = cp.get_opt_tags("<STR_LIT>",<EOL>"<STR_LIT>", tags)<EOL>job = Executable(cp, '<STR_LIT>', universe='<STR_LIT>',<EOL>ifos=ifo_string, out_dir=out_dir, tags=tags)<EOL>job.add_opt('<S...
This function creates the CondorDAGJob that will be used to run ligolw_segments_from_cats as part of the workflow Parameters ----------- cp : pycbc.workflow.configuration.WorkflowConfigParser The in-memory representation of the configuration (.ini) files out_dir : path Directory in which to put output files if...
f16007:m8
def get_cumulative_segs(workflow, categories, seg_files_list, out_dir,<EOL>tags=None, execute_now=False, segment_name=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>add_inputs = FileList([])<EOL>valid_segment = workflow.analysis_time<EOL>if segment_name is None:<EOL><INDENT>segment_name = '<STR_LIT>' % (categories[-<NUM_LIT:1>])<EOL><DEDENT>cp = workflow.cp<EOL>for ifo in workflow.ifos:<EOL><INDENT>cum_job = LigoLWCombineSegsExecu...
Function to generate one of the cumulative, multi-detector segment files as part of the workflow. Parameters ----------- workflow: pycbc.workflow.core.Workflow An instance of the Workflow class that manages the workflow. categories : int The veto categories to include in this cumulative veto. seg_files_list : ...
f16007:m9
def add_cumulative_files(workflow, output_file, input_files, out_dir,<EOL>execute_now=False, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>llwadd_job = LigolwAddExecutable(workflow.cp, '<STR_LIT>',<EOL>ifo=output_file.ifo_list, out_dir=out_dir, tags=tags)<EOL>add_node = llwadd_job.create_node(output_file.segment, input_files,<EOL>output=output_file)<EOL>if file_needs_generating(add_node.output_files[<NUM_...
Function to combine a set of segment files into a single one. This function will not merge the segment lists but keep each separate. Parameters ----------- workflow: pycbc.workflow.core.Workflow An instance of the Workflow class that manages the workflow. output_file: pycbc.workflow.core.File The output file o...
f16007:m10
def find_playground_segments(segs):
<EOL>start_s2 = <NUM_LIT><EOL>playground_stride = <NUM_LIT><EOL>playground_length = <NUM_LIT><EOL>outlist = segments.segmentlist()<EOL>for seg in segs:<EOL><INDENT>start = seg[<NUM_LIT:0>]<EOL>end = seg[<NUM_LIT:1>]<EOL>playground_start = start_s2 + playground_stride * ( <NUM_LIT:1> +int(start-start_s2-playground_lengt...
Finds playground time in a list of segments. Playground segments include the first 600s of every 6370s stride starting at GPS time 729273613. Parameters ---------- segs : segmentfilelist A segmentfilelist to find playground segments. Returns ------- outlist :...
f16007:m11
def get_triggered_coherent_segment(workflow, sciencesegs):
<EOL>cp = workflow.cp<EOL>triggertime = int(os.path.basename(cp.get('<STR_LIT>', '<STR_LIT>')))<EOL>minduration = int(os.path.basename(cp.get('<STR_LIT>',<EOL>'<STR_LIT>')))<EOL>maxduration = int(os.path.basename(cp.get('<STR_LIT>',<EOL>'<STR_LIT>')))<EOL>onbefore = int(os.path.basename(cp.get('<STR_LIT>',<EOL>'<STR_LI...
Construct the coherent network on and off source segments. Can switch to construction of segments for a single IFO search when coherent segments are insufficient for a search. Parameters ----------- workflow : pycbc.workflow.core.Workflow The workflow instance that the calculated segments belong to. sciencesegs : ...
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def save_veto_definer(cp, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>make_analysis_dir(out_dir)<EOL>veto_def_url = cp.get_opt_tags("<STR_LIT>",<EOL>"<STR_LIT>", tags)<EOL>veto_def_base_name = os.path.basename(veto_def_url)<EOL>veto_def_new_path = os.path.abspath(os.path.join(out_dir,<EOL>veto_def_base_name))<EOL>resolve_url(veto_def_url...
Retrieve the veto definer file and save it locally Parameters ----------- cp : ConfigParser instance out_dir : path tags : list of strings Used to retrieve subsections of the ini file for configuration options.
f16007:m14
def parse_cat_ini_opt(cat_str):
if cat_str == "<STR_LIT>":<EOL><INDENT>return []<EOL><DEDENT>cat_groups = cat_str.split('<STR_LIT:U+002C>')<EOL>cat_sets = []<EOL>for group in cat_groups:<EOL><INDENT>group = group.strip()<EOL>cat_sets += [set(c for c in group)]<EOL><DEDENT>return cat_sets<EOL>
Parse a cat str from the ini file into a list of sets
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def cat_to_veto_def_cat(val):
if val == '<STR_LIT:1>':<EOL><INDENT>return <NUM_LIT:1><EOL><DEDENT>if val == '<STR_LIT:2>':<EOL><INDENT>return <NUM_LIT:2><EOL><DEDENT>if val == '<STR_LIT:3>':<EOL><INDENT>return <NUM_LIT:4><EOL><DEDENT>if val == '<STR_LIT:H>':<EOL><INDENT>return <NUM_LIT:3><EOL><DEDENT>else:<EOL><INDENT>raise ValueError('<STR_LIT>')<...
Convert a category character to the corresponding value in the veto definer file. Parameters ---------- str : single character string The input category character Returns ------- pipedown_str : str The pipedown equivelant notation that can be passed to programs that exp...
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def file_needs_generating(file_path, cp, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>if cp.has_option_tags("<STR_LIT>",<EOL>"<STR_LIT>", tags):<EOL><INDENT>value = cp.get_opt_tags("<STR_LIT>",<EOL>"<STR_LIT>", tags)<EOL>generate_segment_files = value<EOL><DEDENT>else:<EOL><INDENT>generate_segment_files = '<STR_LIT>'<EOL><DEDENT>if os.path.isfile(file_p...
This job tests the file location and determines if the file should be generated now or if an error should be raised. This uses the generate_segment_files variable, global to this module, which is described above and in the documentation. Parameters ----------- file_path : path Location of file to check cp : Config...
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def get_segments_file(workflow, name, option_name, out_dir):
from pycbc.dq import query_str<EOL>make_analysis_dir(out_dir)<EOL>cp = workflow.cp<EOL>start = workflow.analysis_time[<NUM_LIT:0>]<EOL>end = workflow.analysis_time[<NUM_LIT:1>]<EOL>veto_definer = None<EOL>if cp.has_option("<STR_LIT>", "<STR_LIT>"):<EOL><INDENT>veto_definer = save_veto_definer(workflow.cp, out_dir, [])<...
Get cumulative segments from option name syntax for each ifo. Use syntax of configparser string to define the resulting segment_file e.x. option_name = +up_flag1,+up_flag2,+up_flag3,-down_flag1,-down_flag2 Each ifo may have a different string and is stored separately in the file. Flags which add time m...
f16007:m18
def setup_foreground_inference(workflow, coinc_file, single_triggers,<EOL>tmpltbank_file, insp_segs, insp_data_name,<EOL>insp_anal_name, dax_output, out_dir, tags=None):
logging.info("<STR_LIT>")<EOL>if not workflow.cp.has_section("<STR_LIT>"):<EOL><INDENT>logging.info("<STR_LIT>")<EOL>logging.info("<STR_LIT>")<EOL>return<EOL><DEDENT>tags = [] if tags is None else tags<EOL>makedir(dax_output)<EOL>config_path = os.path.abspath(dax_output + "<STR_LIT:/>" + "<STR_LIT:_>".join(tags)+ "<STR...
Creates workflow node that will run the inference workflow. Parameters ---------- workflow: pycbc.workflow.Workflow The core workflow instance we are populating coinc_file: pycbc.workflow.File The file associated with coincident triggers. single_triggers: list of pycbc.workflow.File...
f16008:m0
def make_inference_prior_plot(workflow, config_file, output_dir,<EOL>sections=None, name="<STR_LIT>",<EOL>analysis_seg=None, tags=None):
<EOL>tags = [] if tags is None else tags<EOL>analysis_seg = workflow.analysis_timeif analysis_seg is None else analysis_seg<EOL>makedir(output_dir)<EOL>node = PlotExecutable(workflow.cp, name, ifos=workflow.ifos,<EOL>out_dir=output_dir, universe="<STR_LIT>",<EOL>tags=tags).create_node()<EOL>node.add_input_opt("<STR_LIT...
Sets up the corner plot of the priors in the workflow. Parameters ---------- workflow: pycbc.workflow.Workflow The core workflow instance we are populating config_file: pycbc.workflow.File The WorkflowConfigParser parasable inference configuration file.. output_dir: str The ...
f16008:m1
def make_inference_summary_table(workflow, inference_file, output_dir,<EOL>variable_args=None, name="<STR_LIT>",<EOL>analysis_seg=None, tags=None):
<EOL>tags = [] if tags is None else tags<EOL>analysis_seg = workflow.analysis_timeif analysis_seg is None else analysis_seg<EOL>makedir(output_dir)<EOL>node = PlotExecutable(workflow.cp, name, ifos=workflow.ifos,<EOL>out_dir=output_dir, tags=tags).create_node()<EOL>node.add_input_opt("<STR_LIT>", inference_file)<EOL>no...
Sets up the corner plot of the posteriors in the workflow. Parameters ---------- workflow: pycbc.workflow.Workflow The core workflow instance we are populating inference_file: pycbc.workflow.File The file with posterior samples. output_dir: str The directory to store result ...
f16008:m2
def make_inference_posterior_plot(<EOL>workflow, inference_file, output_dir, parameters=None,<EOL>name="<STR_LIT>", analysis_seg=None, tags=None):
<EOL>tags = [] if tags is None else tags<EOL>analysis_seg = workflow.analysis_timeif analysis_seg is None else analysis_seg<EOL>makedir(output_dir)<EOL>node = PlotExecutable(workflow.cp, name, ifos=workflow.ifos,<EOL>out_dir=output_dir, universe="<STR_LIT>",<EOL>tags=tags).create_node()<EOL>node.add_input_opt("<STR_LIT...
Sets up the corner plot of the posteriors in the workflow. Parameters ---------- workflow: pycbc.workflow.Workflow The core workflow instance we are populating inference_file: pycbc.workflow.File The file with posterior samples. output_dir: str The directory to store result ...
f16008:m3
def make_inference_acceptance_rate_plot(workflow, inference_file, output_dir,<EOL>name="<STR_LIT>", analysis_seg=None, tags=None):
<EOL>tags = [] if tags is None else tags<EOL>analysis_seg = workflow.analysis_timeif analysis_seg is None else analysis_seg<EOL>makedir(output_dir)<EOL>node = PlotExecutable(workflow.cp, name, ifos=workflow.ifos,<EOL>out_dir=output_dir, tags=tags).create_node()<EOL>node.add_input_opt("<STR_LIT>", inference_file)<EOL>no...
Sets up the acceptance rate plot in the workflow. Parameters ---------- workflow: pycbc.workflow.Workflow The core workflow instance we are populating inference_file: pycbc.workflow.File The file with posterior samples. output_dir: str The directory to store result plots and...
f16008:m6
def make_inference_inj_plots(workflow, inference_files, output_dir,<EOL>parameters, name="<STR_LIT>",<EOL>analysis_seg=None, tags=None):
<EOL>tags = [] if tags is None else tags<EOL>analysis_seg = workflow.analysis_timeif analysis_seg is None else analysis_seg<EOL>output_files = FileList([])<EOL>makedir(output_dir)<EOL>for (ii, param) in enumerate(parameters):<EOL><INDENT>plot_exe = PlotExecutable(workflow.cp, name, ifos=workflow.ifos,<EOL>out_dir=outpu...
Sets up the recovered versus injected parameter plot in the workflow. Parameters ---------- workflow: pycbc.workflow.Workflow The core workflow instance we are populating inference_files: pycbc.workflow.FileList The files with posterior samples. output_dir: str The directory...
f16008:m7
def setup_matchedfltr_workflow(workflow, science_segs, datafind_outs,<EOL>tmplt_banks, output_dir=None,<EOL>injection_file=None, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>logging.info("<STR_LIT>")<EOL>make_analysis_dir(output_dir)<EOL>cp = workflow.cp<EOL>mfltrMethod = cp.get_opt_tags("<STR_LIT>", "<STR_LIT>",<EOL>tags)<EOL>if mfltrMethod == "<STR_LIT>":<EOL><INDENT>logging.info("<STR_LIT>")<EOL>if cp.has_option_tags("<STR_LIT>",<EOL>"<...
This function aims to be the gateway for setting up a set of matched-filter jobs in a workflow. This function is intended to support multiple different ways/codes that could be used for doing this. For now the only supported sub-module is one that runs the matched-filtering by setting up a serious of matched-filtering ...
f16009:m0
def setup_matchedfltr_dax_generated(workflow, science_segs, datafind_outs,<EOL>tmplt_banks, output_dir,<EOL>injection_file=None,<EOL>tags=None, link_to_tmpltbank=False,<EOL>compatibility_mode=False):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>cp = workflow.cp<EOL>ifos = science_segs.keys()<EOL>match_fltr_exe = os.path.basename(cp.get('<STR_LIT>','<STR_LIT>'))<EOL>exe_class = select_matchedfilter_class(match_fltr_exe)<EOL>if link_to_tmpltbank:<EOL><INDENT>tmpltbank_exe = os.path.basename(cp.get('<STR_LIT>', ...
Setup matched-filter jobs that are generated as part of the workflow. This module can support any matched-filter code that is similar in principle to lalapps_inspiral, but for new codes some additions are needed to define Executable and Job sub-classes (see jobutils.py). Parameters ----------- workflow : pycbc.workflo...
f16009:m1
def setup_matchedfltr_dax_generated_multi(workflow, science_segs, datafind_outs,<EOL>tmplt_banks, output_dir,<EOL>injection_file=None,<EOL>tags=None, link_to_tmpltbank=False,<EOL>compatibility_mode=False):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>cp = workflow.cp<EOL>ifos = sorted(science_segs.keys())<EOL>match_fltr_exe = os.path.basename(cp.get('<STR_LIT>','<STR_LIT>'))<EOL>inspiral_outs = FileList([])<EOL>logging.info("<STR_LIT>" %('<STR_LIT:U+0020>'.join(ifos),))<EOL>if match_fltr_exe == '<STR_LIT>':<EOL><IN...
Setup matched-filter jobs that are generated as part of the workflow in which a single job reads in and generates triggers over multiple ifos. This module can support any matched-filter code that is similar in principle to pycbc_multi_inspiral or lalapps_coh_PTF_inspiral, but for new codes some additions are needed to ...
f16009:m2
def convert_bank_to_hdf(workflow, xmlbank, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>if len(xmlbank) > <NUM_LIT:1>:<EOL><INDENT>raise ValueError('<STR_LIT>')<EOL><DEDENT>logging.info('<STR_LIT>')<EOL>make_analysis_dir(out_dir)<EOL>bank2hdf_exe = PyCBCBank2HDFExecutable(workflow.cp, '<STR_LIT>',<EOL>ifos=workflow.ifos,<EOL>out_dir=out_dir, tags=tags)<EO...
Return the template bank in hdf format
f16010:m4
def convert_trig_to_hdf(workflow, hdfbank, xml_trigger_files, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>logging.info('<STR_LIT>')<EOL>make_analysis_dir(out_dir)<EOL>trig_files = FileList()<EOL>for ifo, insp_group in zip(*xml_trigger_files.categorize_by_attr('<STR_LIT>')):<EOL><INDENT>trig2hdf_exe = PyCBCTrig2HDFExecutable(workflow.cp, '<STR_LIT>',<EOL>ifos=ifo, out_dir=o...
Return the list of hdf5 trigger files outputs
f16010:m5
def setup_interval_coinc_inj(workflow, hdfbank, full_data_trig_files, inj_trig_files,<EOL>stat_files, background_file, veto_file, veto_name, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>make_analysis_dir(out_dir)<EOL>logging.info('<STR_LIT>')<EOL>if len(hdfbank) > <NUM_LIT:1>:<EOL><INDENT>raise ValueError('<STR_LIT>'<EOL>'<STR_LIT>')<EOL><DEDENT>hdfbank = hdfbank[<NUM_LIT:0>]<EOL>if len(workflow.ifos) > <NUM_LIT:2>:<EOL><INDENT>raise ValueError('<STR_...
This function sets up exact match coincidence and background estimation using a folded interval technique.
f16010:m14
def setup_interval_coinc(workflow, hdfbank, trig_files, stat_files,<EOL>veto_files, veto_names, out_dir, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>make_analysis_dir(out_dir)<EOL>logging.info('<STR_LIT>')<EOL>if len(hdfbank) != <NUM_LIT:1>:<EOL><INDENT>raise ValueError('<STR_LIT>'<EOL>'<STR_LIT>' % len(hdfbank))<EOL><DEDENT>hdfbank = hdfbank[<NUM_LIT:0>]<EOL>if len(workflow.ifos) > <NUM_LIT:2>:<EOL><INDENT>raise V...
This function sets up exact match coincidence and background estimation using a folded interval technique.
f16010:m15
def setup_multiifo_interval_coinc_inj(workflow, hdfbank, full_data_trig_files, inj_trig_files,<EOL>stat_files, background_file, veto_file, veto_name,<EOL>out_dir, pivot_ifo, fixed_ifo, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>make_analysis_dir(out_dir)<EOL>logging.info('<STR_LIT>')<EOL>if len(hdfbank) != <NUM_LIT:1>:<EOL><INDENT>raise ValueError('<STR_LIT>'<EOL>'<STR_LIT>' % len(hdfbank))<EOL><DEDENT>hdfbank = hdfbank[<NUM_LIT:0>]<EOL>factor = int(workflow.cp.get_opt_tags('<STR_LIT>', '<STR...
This function sets up exact match multiifo coincidence for injections
f16010:m16
def setup_multiifo_interval_coinc(workflow, hdfbank, trig_files, stat_files,<EOL>veto_files, veto_names, out_dir, pivot_ifo, fixed_ifo, tags=None):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>make_analysis_dir(out_dir)<EOL>logging.info('<STR_LIT>')<EOL>if len(hdfbank) != <NUM_LIT:1>:<EOL><INDENT>raise ValueError('<STR_LIT>'<EOL>'<STR_LIT>' % len(hdfbank))<EOL><DEDENT>hdfbank = hdfbank[<NUM_LIT:0>]<EOL>ifos, _ = trig_files.categorize_by_attr('<STR_LIT>')<EOL...
This function sets up exact match multiifo coincidence
f16010:m17
def select_files_by_ifo_combination(ifocomb, insps):
inspcomb = FileList()<EOL>for ifo, ifile in zip(*insps.categorize_by_attr('<STR_LIT>')):<EOL><INDENT>if ifo in ifocomb:<EOL><INDENT>inspcomb += ifile<EOL><DEDENT><DEDENT>return inspcomb<EOL>
This function selects single-detector files ('insps') for a given ifo combination
f16010:m18
def get_ordered_ifo_list(ifocomb, ifo_ids):
<EOL>combination_prec = {ifo: ifo_ids[ifo] for ifo in ifocomb}<EOL>ordered_ifo_list = sorted(combination_prec, key = combination_prec.get)<EOL>pivot_ifo = ordered_ifo_list[<NUM_LIT:0>]<EOL>fixed_ifo = ordered_ifo_list[<NUM_LIT:1>]<EOL>return pivot_ifo, fixed_ifo, '<STR_LIT>'.join(ordered_ifo_list)<EOL>
This function sorts the combination of ifos (ifocomb) based on the given precedence list (ifo_ids dictionary) and returns the first ifo as pivot the second ifo as fixed, and the ordered list joined as a string.
f16010:m19
def setup_multiifo_combine_statmap(workflow, final_bg_file_list, out_dir, tags):
if tags is None:<EOL><INDENT>tags = []<EOL><DEDENT>make_analysis_dir(out_dir)<EOL>logging.info('<STR_LIT>')<EOL>cstat_exe = PyCBCMultiifoCombineStatmap(workflow.cp,<EOL>'<STR_LIT>',<EOL>ifos=workflow.ifos,<EOL>tags=tags,<EOL>out_dir=out_dir)<EOL>ifolist = '<STR_LIT:U+0020>'.join(workflow.ifos)<EOL>cluster_window = floa...
Combine the multiifo statmap files into one background file
f16010:m20
def frequency_noise_from_psd(psd, seed=None):
sigma = <NUM_LIT:0.5> * (psd / psd.delta_f) ** (<NUM_LIT:0.5>)<EOL>if seed is not None:<EOL><INDENT>numpy.random.seed(seed)<EOL><DEDENT>sigma = sigma.numpy()<EOL>dtype = complex_same_precision_as(psd)<EOL>not_zero = (sigma != <NUM_LIT:0>)<EOL>sigma_red = sigma[not_zero]<EOL>noise_re = numpy.random.normal(<NUM_LIT:0>, s...
Create noise with a given psd. Return noise coloured with the given psd. The returned noise FrequencySeries has the same length and frequency step as the given psd. Note that if unique noise is desired a unique seed should be provided. Parameters ---------- psd : FrequencySeries The no...
f16012:m0
def noise_from_psd(length, delta_t, psd, seed=None):
noise_ts = TimeSeries(zeros(length), delta_t=delta_t)<EOL>if seed is None:<EOL><INDENT>seed = numpy.random.randint(<NUM_LIT:2>**<NUM_LIT:32>)<EOL><DEDENT>randomness = lal.gsl_rng("<STR_LIT>", seed)<EOL>N = int (<NUM_LIT:1.0> / delta_t / psd.delta_f)<EOL>n = N//<NUM_LIT:2>+<NUM_LIT:1><EOL>stride = N//<NUM_LIT:2><EOL>if ...
Create noise with a given psd. Return noise with a given psd. Note that if unique noise is desired a unique seed should be provided. Parameters ---------- length : int The length of noise to generate in samples. delta_t : float The time step of the noise. psd : FrequencySer...
f16012:m1
def noise_from_string(psd_name, length, delta_t, seed=None, low_frequency_cutoff=<NUM_LIT>):
import pycbc.psd<EOL>delta_f = <NUM_LIT:1.0> / <NUM_LIT:8><EOL>flen = int(<NUM_LIT> / delta_t / delta_f) + <NUM_LIT:1><EOL>psd = pycbc.psd.from_string(psd_name, flen, delta_f, low_frequency_cutoff)<EOL>return noise_from_psd(int(length), delta_t, psd, seed=seed)<EOL>
Create noise from an analytic PSD Return noise from the chosen PSD. Note that if unique noise is desired a unique seed should be provided. Parameters ---------- psd_name : str Name of the analytic PSD to use. low_fr length : int The length of noise to generate in samples. ...
f16012:m2
def block(seed):
num = SAMPLE_RATE * BLOCK_SIZE<EOL>rng = RandomState(seed % <NUM_LIT:2>**<NUM_LIT:32>)<EOL>variance = SAMPLE_RATE / <NUM_LIT:2><EOL>return rng.normal(size=num, scale=variance**<NUM_LIT:0.5>)<EOL>
Return block of normal random numbers Parameters ---------- seed : {None, int} The seed to generate the noise.sd Returns -------- noise : numpy.ndarray Array of random numbers
f16013:m0
def normal(start, end, seed=<NUM_LIT:0>):
<EOL>s = int(start / BLOCK_SIZE)<EOL>e = int(end / BLOCK_SIZE)<EOL>if end % BLOCK_SIZE == <NUM_LIT:0>:<EOL><INDENT>e -= <NUM_LIT:1><EOL><DEDENT>sv = RandomState(seed).randint(-<NUM_LIT:2>**<NUM_LIT:50>, <NUM_LIT:2>**<NUM_LIT:50>)<EOL>data = numpy.concatenate([block(i + sv) for i in numpy.arange(s, e + <NUM_LIT:1>, <NUM...
Generate data with a white Gaussian (normal) distribution Parameters ---------- start_time : int Start time in GPS seconds to generate noise end_time : int End time in GPS seconds to generate nosie seed : {None, int} The seed to generate the noise. Returns -------- ...
f16013:m1
def colored_noise(psd, start_time, end_time, seed=<NUM_LIT:0>, low_frequency_cutoff=<NUM_LIT:1.0>):
psd = psd.copy()<EOL>flen = int(SAMPLE_RATE / psd.delta_f) / <NUM_LIT:2> + <NUM_LIT:1><EOL>oldlen = len(psd)<EOL>psd.resize(flen)<EOL>max_val = psd.max()<EOL>for i in xrange(len(psd)):<EOL><INDENT>if i >= (oldlen-<NUM_LIT:1>):<EOL><INDENT>psd.data[i] = psd[oldlen - <NUM_LIT:2>]<EOL><DEDENT>if psd[i] == <NUM_LIT:0>:<EOL...
Create noise from a PSD Return noise from the chosen PSD. Note that if unique noise is desired a unique seed should be provided. Parameters ---------- psd : pycbc.types.FrequencySeries PSD to color the noise start_time : int Start time in GPS seconds to generate noise end_t...
f16013:m2
def noise_from_string(psd_name, start_time, end_time, seed=<NUM_LIT:0>, low_frequency_cutoff=<NUM_LIT:1.0>):
delta_f = <NUM_LIT:1.0> / FILTER_LENGTH<EOL>flen = int(SAMPLE_RATE / delta_f) / <NUM_LIT:2> + <NUM_LIT:1><EOL>psd = pycbc.psd.from_string(psd_name, flen, delta_f, low_frequency_cutoff)<EOL>return colored_noise(psd, start_time, end_time,<EOL>seed=seed,<EOL>low_frequency_cutoff=low_frequency_cutoff)<EOL>
Create noise from an analytic PSD Return noise from the chosen PSD. Note that if unique noise is desired a unique seed should be provided. Parameters ---------- psd_name : str Name of the analytic PSD to use. start_time : int Start time in GPS seconds to generate noise end_...
f16013:m3
def integral_element(mu, pdf):
dmu = mu[<NUM_LIT:1>:] - mu[:-<NUM_LIT:1>]<EOL>bin_mean = (pdf[<NUM_LIT:1>:] + pdf[:-<NUM_LIT:1>]) / <NUM_LIT><EOL>return dmu * bin_mean<EOL>
Returns an array of elements of the integrand dP = p(mu) dmu for a density p(mu) defined at sample values mu ; samples need not be equally spaced. Uses a simple trapezium rule. Number of dP elements is 1 - (number of mu samples).
f16014:m0
def normalize_pdf(mu, pofmu):
if min(pofmu) < <NUM_LIT:0>:<EOL><INDENT>raise ValueError("<STR_LIT>"<EOL>"<STR_LIT>")<EOL><DEDENT>if min(mu) < <NUM_LIT:0>:<EOL><INDENT>raise ValueError("<STR_LIT>"<EOL>"<STR_LIT>")<EOL><DEDENT>dp = integral_element(mu, pofmu)<EOL>return mu, pofmu/sum(dp)<EOL>
Takes a function pofmu defined at rate sample values mu and normalizes it to be a suitable pdf. Both mu and pofmu must be arrays or lists of the same length.
f16014:m1
def compute_upper_limit(mu_in, post, alpha=<NUM_LIT>):
if <NUM_LIT:0> < alpha < <NUM_LIT:1>:<EOL><INDENT>dp = integral_element(mu_in, post)<EOL>high_idx = bisect.bisect_left(dp.cumsum() / dp.sum(), alpha)<EOL>mu_high = mu_in[high_idx]<EOL><DEDENT>elif alpha == <NUM_LIT:1>:<EOL><INDENT>mu_high = numpy.max(mu_in[post > <NUM_LIT:0>])<EOL><DEDENT>else:<EOL><INDENT>raise ValueE...
Returns the upper limit mu_high of confidence level alpha for a posterior distribution post on the given parameter mu. The posterior need not be normalized.
f16014:m2
def compute_lower_limit(mu_in, post, alpha=<NUM_LIT>):
if <NUM_LIT:0> < alpha < <NUM_LIT:1>:<EOL><INDENT>dp = integral_element(mu_in, post)<EOL>low_idx = bisect.bisect_right(dp.cumsum() / dp.sum(), <NUM_LIT:1> - alpha)<EOL>mu_low = mu_in[low_idx]<EOL><DEDENT>elif alpha == <NUM_LIT:1>:<EOL><INDENT>mu_low = numpy.min(mu_in[post > <NUM_LIT:0>])<EOL><DEDENT>else:<EOL><INDENT>r...
Returns the lower limit mu_low of confidence level alpha for a posterior distribution post on the given parameter mu. The posterior need not be normalized.
f16014:m3
def confidence_interval_min_width(mu, post, alpha=<NUM_LIT>):
if not <NUM_LIT:0> < alpha < <NUM_LIT:1>:<EOL><INDENT>raise ValueError("<STR_LIT>")<EOL><DEDENT>alpha_step = <NUM_LIT><EOL>mu_low = numpy.min(mu)<EOL>mu_high = numpy.max(mu)<EOL>for ai in numpy.arange(<NUM_LIT:0>, <NUM_LIT:1> - alpha, alpha_step):<EOL><INDENT>ml = compute_lower_limit(mu, post, <NUM_LIT:1> - ai)<EOL>mh ...
Returns the minimal-width confidence interval [mu_low, mu_high] of confidence level alpha for a posterior distribution post on the parameter mu.
f16014:m4
def hpd_coverage(mu, pdf, thresh):
dp = integral_element(mu, pdf)<EOL>bin_mean = (pdf[<NUM_LIT:1>:] + pdf[:-<NUM_LIT:1>]) / <NUM_LIT><EOL>return dp[bin_mean > thresh].sum()<EOL>
Integrates a pdf over mu taking only bins where the mean over the bin is above a given threshold This gives the coverage of the HPD interval for the given threshold.
f16014:m5
def hpd_threshold(mu_in, post, alpha, tol):
norm_post = normalize_pdf(mu_in, post)<EOL>p_minus = <NUM_LIT:0.0><EOL>p_plus = max(post)<EOL>while abs(hpd_coverage(mu_in, norm_post, p_minus) -<EOL>hpd_coverage(mu_in, norm_post, p_plus)) >= tol:<EOL><INDENT>p_test = (p_minus + p_plus) / <NUM_LIT><EOL>if hpd_coverage(mu_in, post, p_test) >= alpha:<EOL><INDENT>p_minus...
For a PDF post over samples mu_in, find a density threshold such that the region having higher density has coverage of at least alpha, and less than alpha plus a given tolerance.
f16014:m6
def hpd_credible_interval(mu_in, post, alpha=<NUM_LIT>, tolerance=<NUM_LIT>):
if alpha == <NUM_LIT:1>:<EOL><INDENT>nonzero_samples = mu_in[post > <NUM_LIT:0>]<EOL>mu_low = numpy.min(nonzero_samples)<EOL>mu_high = numpy.max(nonzero_samples)<EOL><DEDENT>elif <NUM_LIT:0> < alpha < <NUM_LIT:1>:<EOL><INDENT>pthresh = hpd_threshold(mu_in, post, alpha, tol=tolerance)<EOL>samples_over_threshold = mu_in[...
Returns the minimum and maximum rate values of the HPD (Highest Posterior Density) credible interval for a posterior post defined at the sample values mu_in. Samples need not be uniformly spaced and posterior need not be normalized. Will not return a correct credible interval if the posterior is multimodal and the co...
f16014:m7
def compute_efficiency(f_dist, m_dist, dbins):
efficiency = numpy.zeros(len(dbins) - <NUM_LIT:1>)<EOL>error = numpy.zeros(len(dbins) - <NUM_LIT:1>)<EOL>for j, dlow in enumerate(dbins[:-<NUM_LIT:1>]):<EOL><INDENT>dhigh = dbins[j + <NUM_LIT:1>]<EOL>found = numpy.sum((dlow <= f_dist) * (f_dist < dhigh))<EOL>missed = numpy.sum((dlow <= m_dist) * (m_dist < dhigh))<EOL>i...
Compute the efficiency as a function of distance for the given sets of found and missed injection distances. Note that injections that do not fit into any dbin get lost :(
f16014:m9
def filter_injections_by_mass(injs, mbins, bin_num, bin_type, bin_num2=None):
if bin_type == "<STR_LIT>":<EOL><INDENT>m1bins = numpy.concatenate((mbins.lower()[<NUM_LIT:0>],<EOL>numpy.array([mbins.upper()[<NUM_LIT:0>][-<NUM_LIT:1>]])))<EOL>m1lo = m1bins[bin_num]<EOL>m1hi = m1bins[bin_num + <NUM_LIT:1>]<EOL>m2bins = numpy.concatenate((mbins.lower()[<NUM_LIT:1>],<EOL>numpy.array([mbins.upper()[<NU...
For a given set of injections (sim_inspiral rows), return the subset of injections that fall within the given mass range.
f16014:m11
def compute_volume_vs_mass(found, missed, mass_bins, bin_type, dbins=None):
<EOL>volArray = bin_utils.BinnedArray(mass_bins)<EOL>vol2Array = bin_utils.BinnedArray(mass_bins)<EOL>foundArray = bin_utils.BinnedArray(mass_bins)<EOL>missedArray = bin_utils.BinnedArray(mass_bins)<EOL>effvmass = []<EOL>errvmass = []<EOL>if bin_type == "<STR_LIT>":<EOL><INDENT>for j, mc1 in enumerate(mass_bins.centres...
Compute the average luminosity an experiment was sensitive to Assumes that luminosity is uniformly distributed in space. Input is the sets of found and missed injections.
f16014:m12
def get_cosmology(cosmology=None, **kwargs):
if kwargs and cosmology is not None:<EOL><INDENT>raise ValueError("<STR_LIT>"<EOL>"<STR_LIT>")<EOL><DEDENT>if isinstance(cosmology, astropy.cosmology.FlatLambdaCDM):<EOL><INDENT>return cosmology<EOL><DEDENT>if kwargs:<EOL><INDENT>cosmology = astropy.cosmology.FlatLambdaCDM(**kwargs)<EOL><DEDENT>else:<EOL><INDENT>if cos...
r"""Gets an astropy cosmology class. Parameters ---------- cosmology : str or astropy.cosmology.FlatLambdaCDM, optional The name of the cosmology to use. For the list of options, see :py:attr:`astropy.cosmology.parameters.available`. If None, and no other keyword arguments are provi...
f16015:m0
def z_at_value(func, fval, unit, zmax=<NUM_LIT>, **kwargs):
fval, input_is_array = ensurearray(fval)<EOL>if fval.size == <NUM_LIT:1> and fval.ndim == <NUM_LIT:0>:<EOL><INDENT>fval = fval.reshape(<NUM_LIT:1>)<EOL><DEDENT>zs = numpy.zeros(fval.shape, dtype=float) <EOL>for (ii, val) in enumerate(fval):<EOL><INDENT>try:<EOL><INDENT>zs[ii] = astropy.cosmology.z_at_value(func, val*u...
r"""Wrapper around astropy.cosmology.z_at_value to handle numpy arrays. Getting a z for a cosmological quantity involves numerically inverting ``func``. The ``zmax`` argument sets how large of a z to guess (see :py:func:`astropy.cosmology.z_at_value` for details). If a z is larger than ``zmax``, this w...
f16015:m1
def _redshift(distance, **kwargs):
cosmology = get_cosmology(**kwargs)<EOL>return z_at_value(cosmology.luminosity_distance, distance, units.Mpc)<EOL>
r"""Uses astropy to get redshift from the given luminosity distance. Parameters ---------- distance : float The luminosity distance, in Mpc. \**kwargs : All other keyword args are passed to :py:func:`get_cosmology` to select a cosmology. If none provided, will use :py:at...
f16015:m2
def redshift(distance, **kwargs):
cosmology = get_cosmology(**kwargs)<EOL>try:<EOL><INDENT>z = _d2zs[cosmology.name](distance)<EOL><DEDENT>except KeyError:<EOL><INDENT>z = _redshift(distance, cosmology=cosmology)<EOL><DEDENT>return z<EOL>
r"""Returns the redshift associated with the given luminosity distance. If the requested cosmology is one of the pre-defined ones in :py:attr:`astropy.cosmology.parameters.available`, :py:class:`DistToZ` is used to provide a fast interpolation. This takes a few seconds to setup on the first call. ...
f16015:m3
def redshift_from_comoving_volume(vc, **kwargs):
cosmology = get_cosmology(**kwargs)<EOL>return z_at_value(cosmology.comoving_volume, vc, units.Mpc**<NUM_LIT:3>)<EOL>
r"""Returns the redshift from the given comoving volume. Parameters ---------- vc : float The comoving volume, in units of cubed Mpc. \**kwargs : All other keyword args are passed to :py:func:`get_cosmology` to select a cosmology. If none provided, will use :py:attr:`DEF...
f16015:m4
def distance_from_comoving_volume(vc, **kwargs):
cosmology = get_cosmology(**kwargs)<EOL>z = redshift_from_comoving_volume(vc, cosmology=cosmology)<EOL>return cosmology.luminosity_distance(z).value<EOL>
r"""Returns the luminosity distance from the given comoving volume. Parameters ---------- vc : float The comoving volume, in units of cubed Mpc. \**kwargs : All other keyword args are passed to :py:func:`get_cosmology` to select a cosmology. If none provided, will use :p...
f16015:m5
def cosmological_quantity_from_redshift(z, quantity, strip_unit=True,<EOL>**kwargs):
cosmology = get_cosmology(**kwargs)<EOL>val = getattr(cosmology, quantity)(z)<EOL>if strip_unit:<EOL><INDENT>val = val.value<EOL><DEDENT>return val<EOL>
r"""Returns the value of a cosmological quantity (e.g., age) at a redshift. Parameters ---------- z : float The redshift. quantity : str The name of the quantity to get. The name may be any attribute of :py:class:`astropy.cosmology.FlatLambdaCDM`. strip_unit : bool, optional...
f16015:m6
def setup_interpolant(self):
<EOL>zs = numpy.linspace(<NUM_LIT:0.>, <NUM_LIT:1.>, num=self.numpoints)<EOL>ds = self.cosmology.luminosity_distance(zs).value<EOL>self.nearby_d2z = interpolate.interp1d(ds, zs, kind='<STR_LIT>',<EOL>bounds_error=False)<EOL>zs = numpy.logspace(<NUM_LIT:0>, numpy.log10(self.default_maxz),<EOL>num=self.numpoints)<EOL>ds ...
Initializes the z(d) interpolation.
f16015:c0:m1
def get_redshift(self, dist):
dist, input_is_array = ensurearray(dist)<EOL>try:<EOL><INDENT>zs = self.nearby_d2z(dist)<EOL><DEDENT>except TypeError:<EOL><INDENT>self.setup_interpolant()<EOL>zs = self.nearby_d2z(dist)<EOL><DEDENT>replacemask = numpy.isnan(zs)<EOL>if replacemask.any():<EOL><INDENT>zs[replacemask] = self.faraway_d2z(dist[replacemask])...
Returns the redshift for the given distance.
f16015:c0:m2
def process_full_data(fname, rhomin, mass1, mass2, lo_mchirp, hi_mchirp):
with h5py.File(fname, '<STR_LIT:r>') as bulk:<EOL><INDENT>id_bkg = bulk['<STR_LIT>'][:]<EOL>id_fg = bulk['<STR_LIT>'][:]<EOL>mchirp_bkg = mchirp_from_mass1_mass2(mass1[id_bkg], mass2[id_bkg])<EOL>bound = np.sign((mchirp_bkg - lo_mchirp) * (hi_mchirp - mchirp_bkg))<EOL>idx_bkg = np.where(bound == <NUM_LIT:1>)<EOL>mchirp...
Read the zero-lag and time-lag triggers identified by templates in a specified range of chirp mass. Parameters ---------- hdfile: File that stores all the triggers rhomin: float Minimum value of SNR threhold (will need including ifar) mass1: array ...
f16017:m0
def save_bkg_falloff(fname_statmap, fname_bank, path, rhomin, lo_mchirp, hi_mchirp):
with h5py.File(fname_bank, '<STR_LIT:r>') as bulk:<EOL><INDENT>mass1_bank = bulk['<STR_LIT>'][:]<EOL>mass2_bank = bulk['<STR_LIT>'][:]<EOL>full_data = process_full_data(fname_statmap, rhomin,<EOL>mass1_bank, mass2_bank, lo_mchirp, hi_mchirp)<EOL><DEDENT>max_bg_stat = np.max(full_data['<STR_LIT>'])<EOL>bg_bins = np.lins...
Read the STATMAP files to derive snr falloff for the background events. Save the output to a txt file Bank file is also provided to restrict triggers to BBH templates. Parameters ---------- fname_statmap: string STATMAP file containing trigger information ...
f16017:m1
def log_rho_bg(trigs, bins, counts):
trigs = np.atleast_1d(trigs)<EOL>N = sum(counts)<EOL>assert np.all(trigs >= np.min(bins)),'<STR_LIT>'<EOL>if np.any(trigs >= np.max(bins)):<EOL><INDENT>N = N + <NUM_LIT:1><EOL><DEDENT>log_rhos = []<EOL>for t in trigs:<EOL><INDENT>if t >= np.max(bins):<EOL><INDENT>log_rhos.append(-log(N)-log(np.max(trigs) - bins[-<NUM_L...
Calculate the log of background fall-off Parameters ---------- trigs: array SNR values of all the triggers bins: string bins for histogrammed triggers path: string counts for histogrammed triggers Returns ------- ...
f16017:m2
def fgmc(log_fg_ratios, mu_log_vt, sigma_log_vt, Rf, maxfg):
Lb = np.random.uniform(<NUM_LIT:0.>, maxfg, len(Rf))<EOL>pquit = <NUM_LIT:0><EOL>while pquit < <NUM_LIT:0.1>:<EOL><INDENT>nsamp = len(Lb)<EOL>Rf_sel = np.random.choice(Rf, nsamp)<EOL>vt = np.random.lognormal(mu_log_vt, sigma_log_vt, len(Rf_sel))<EOL>Lf = Rf_sel * vt<EOL>log_Lf, log_Lb = log(Lf), log(Lb)<EOL>plR = <NUM_...
Function to fit the likelihood Fixme
f16017:m4
def _optm(x, alpha, mu, sigma):
return ss.skewnorm.pdf(x, alpha, mu, sigma)<EOL>
Return probability density of skew-lognormal See scipy.optimize.curve_fit
f16017:m5
def fit(R):
lR = np.log(R)<EOL>mu_norm, sigma_norm = np.mean(lR), np.std(lR)<EOL>xs = np.linspace(min(lR), max(lR), <NUM_LIT:200>)<EOL>kde = ss.gaussian_kde(lR)<EOL>pxs = kde(xs)<EOL>ff = optimize.curve_fit(_optm, xs, pxs, p0 = [<NUM_LIT:0.1>, mu_norm, sigma_norm])[<NUM_LIT:0>]<EOL>return ff[<NUM_LIT:0>], ff[<NUM_LIT:1>], ff[<NUM_...
Fit skew - lognormal to the rate samples achived from a prior analysis Parameters ---------- R: array Rate samples Returns ------- ff[0]: float The skewness ff[1]: float The mean ff[2]: float The standard devi...
f16017:m6
def skew_lognormal_samples(alpha, mu, sigma, minrp, maxrp):
nsamp = <NUM_LIT><EOL>lRu = np.random.uniform(minrp, maxrp, nsamp)<EOL>plRu = ss.skewnorm.pdf(lRu, alpha, mu, sigma)<EOL>rndn = np.random.random(nsamp)<EOL>maxp = max(plRu)<EOL>idx = np.where(plRu/maxp > rndn)<EOL>log_Rf = lRu[idx]<EOL>Rfs = np.exp(log_Rf)<EOL>return Rfs<EOL>
Returns a large number of Skew lognormal samples Parameters ---------- alpha: float Skewness of the distribution mu: float Mean of the distribution sigma: float Scale of the distribution minrp: float Minimum value for the sample...
f16017:m7
def prob_lnm(m1, m2, s1z, s2z, **kwargs):
min_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>max_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>max_mtotal = min_mass + max_mass<EOL>m1, m2 = np.array(m1), np.array(m2)<EOL>C_lnm = integrate.quad(lambda x: (log(max_mtotal - x) - log(min_mass))/x, min_mass, max_mass)[<NUM_LIT:0>]<EOL>xx = np.minimum(m1, m2)<EOL>m1 =...
Return probability density for uniform in log Parameters ---------- m1: array Component masses 1 m2: array Component masses 2 s1z: array Aligned spin 1(Not in use currently) s2z: Aligned spin 2(Not in use currently) ...
f16017:m8
def prob_imf(m1, m2, s1z, s2z, **kwargs):
min_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>max_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>alpha = kwargs.get('<STR_LIT>', -<NUM_LIT>)<EOL>max_mtotal = min_mass + max_mass<EOL>m1, m2 = np.array(m1), np.array(m2)<EOL>C_imf = max_mass**(alpha + <NUM_LIT:1>)/(alpha + <NUM_LIT:1>)<EOL>C_imf -= min_mass**(alpha + <...
Return probability density for power-law Parameters ---------- m1: array Component masses 1 m2: array Component masses 2 s1z: array Aligned spin 1(Not in use currently) s2z: Aligned spin 2(Not in use currently) **kwa...
f16017:m9
def prob_flat(m1, m2, s1z, s2z, **kwargs):
min_mass = kwargs.get('<STR_LIT>', <NUM_LIT:1.>)<EOL>max_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>bound = np.sign(m1 - m2)<EOL>bound += np.sign(max_mass - m1) * np.sign(m2 - min_mass)<EOL>idx = np.where(bound != <NUM_LIT:2>)<EOL>p_m1_m2 = <NUM_LIT> / (max_mass - min_mass)**<NUM_LIT:2><EOL>p_m1_m2[idx] = <NUM_LIT:0...
Return probability density for uniform in component mass Parameters ---------- m1: array Component masses 1 m2: array Component masses 2 s1z: array Aligned spin 1 (not in use currently) s2z: Aligned spin 2 (not in use curren...
f16017:m10
def draw_imf_samples(**kwargs):
alpha_salpeter = kwargs.get('<STR_LIT>', -<NUM_LIT>)<EOL>nsamples = kwargs.get('<STR_LIT>', <NUM_LIT:1>)<EOL>min_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>max_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>max_mtotal = min_mass + max_mass<EOL>a = (max_mass/min_mass)**(alpha_salpeter + <NUM_LIT:1.0>) - <NUM_LIT:1.0><...
Draw samples for power-law model Parameters ---------- **kwargs: string Keyword arguments as model parameters and number of samples Returns ------- array The first mass array The second mass
f16017:m11
def draw_lnm_samples(**kwargs):
<EOL>nsamples = kwargs.get('<STR_LIT>', <NUM_LIT:1>)<EOL>min_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>max_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>max_mtotal = min_mass + max_mass<EOL>lnmmin = log(min_mass)<EOL>lnmmax = log(max_mass)<EOL>k = nsamples * int(<NUM_LIT> + log(<NUM_LIT:1> + <NUM_LIT>/nsamples))<EO...
Draw samples for uniform-in-log model Parameters ---------- **kwargs: string Keyword arguments as model parameters and number of samples Returns ------- array The first mass array The second mass
f16017:m12
def draw_flat_samples(**kwargs):
<EOL>nsamples = kwargs.get('<STR_LIT>', <NUM_LIT:1>)<EOL>min_mass = kwargs.get('<STR_LIT>', <NUM_LIT:1.>)<EOL>max_mass = kwargs.get('<STR_LIT>', <NUM_LIT>)<EOL>m1 = np.random.uniform(min_mass, max_mass, nsamples)<EOL>m2 = np.random.uniform(min_mass, max_mass, nsamples)<EOL>return np.maximum(m1, m2), np.minimum(m1, m2)<...
Draw samples for uniform in mass Parameters ---------- **kwargs: string Keyword arguments as model parameters and number of samples Returns ------- array The first mass array The second mass
f16017:m13
def mchirp_sampler_lnm(**kwargs):
m1, m2 = draw_lnm_samples(**kwargs)<EOL>mchirp_astro = mchirp_from_mass1_mass2(m1, m2)<EOL>return mchirp_astro<EOL>
Draw chirp mass samples for uniform-in-log model Parameters ---------- **kwargs: string Keyword arguments as model parameters and number of samples Returns ------- mchirp-astro: array The chirp mass samples for the population
f16017:m14
def mchirp_sampler_imf(**kwargs):
m1, m2 = draw_imf_samples(**kwargs)<EOL>mchirp_astro = mchirp_from_mass1_mass2(m1, m2)<EOL>return mchirp_astro<EOL>
Draw chirp mass samples for power-law model Parameters ---------- **kwargs: string Keyword arguments as model parameters and number of samples Returns ------- mchirp-astro: array The chirp mass samples for the population
f16017:m15
def mchirp_sampler_flat(**kwargs):
m1, m2 = draw_flat_samples(**kwargs)<EOL>mchirp_astro = mchirp_from_mass1_mass2(m1, m2)<EOL>return mchirp_astro<EOL>
Draw chirp mass samples for flat in mass model Parameters ---------- **kwargs: string Keyword arguments as model parameters and number of samples Returns ------- mchirp-astro: array The chirp mass samples for the population
f16017:m16
def read_injections(sim_files, m_dist, s_dist, d_dist):
injections = {}<EOL>min_d, max_d = <NUM_LIT>, <NUM_LIT:0><EOL>nf = len(sim_files)<EOL>for i in range(nf):<EOL><INDENT>key = str(i)<EOL>injections[key] = process_injections(sim_files[i])<EOL>injections[key]['<STR_LIT>'] = sim_files[i]<EOL>injections[key]['<STR_LIT>'] = m_dist[i]<EOL>injections[key]['<STR_LIT>'] = s_dist...
Read all the injections from the files in the provided folder. The files must belong to individual set i.e. no files that combine all the injections in a run. Identify injection strategies and finds parameter boundaries. Collect injection according to GPS. Parameters ---...
f16018:m0
def estimate_vt(injections, mchirp_sampler, model_pdf, **kwargs):<EOL>
thr_var = kwargs.get('<STR_LIT>')<EOL>thr_val = kwargs.get('<STR_LIT>')<EOL>nsamples = <NUM_LIT> <EOL>injections = copy.deepcopy(injections)<EOL>min_z, max_z = injections['<STR_LIT>']<EOL>V = quad(contracted_dVdc, <NUM_LIT:0.>, max_z)[<NUM_LIT:0>]<EOL>z_astro = astro_redshifts(min_z, max_z, nsamples)<EOL>astro_lum_dist...
Based on injection strategy and the desired astro model estimate the injected volume. Scale injections and estimate sensitive volume. Parameters ---------- injections: dictionary Dictionary obtained after reading injections from read_injections mchirp_sampler: function ...
f16018:m1
def process_injections(hdffile):
data = {}<EOL>with h5py.File(hdffile, '<STR_LIT:r>') as inp:<EOL><INDENT>found_index = inp['<STR_LIT>'][:]<EOL>for param in _save_params:<EOL><INDENT>data[param] = inp['<STR_LIT>'+param][:]<EOL><DEDENT>ifar = np.zeros_like(data[_save_params[<NUM_LIT:0>]])<EOL>ifar[found_index] = inp['<STR_LIT>'][:]<EOL>data['<STR_LIT>'...
Function to read in the injection file and extract the found injections and all injections Parameters ---------- hdffile: hdf file File for which injections are to be processed Returns ------- data: dictionary Dictionary containing injection read ...
f16018:m2
def dlum_to_z(dl):
return _dlum_interp(dl)<EOL>
Get the redshift for a luminosity distance Parameters ---------- dl: array The array of luminosity distances Returns ------- array The redshift values corresponding to the luminosity distances
f16018:m3
def astro_redshifts(min_z, max_z, nsamples):
dz, fac = <NUM_LIT>, <NUM_LIT><EOL>V = quad(contracted_dVdc, <NUM_LIT:0.>, max_z)[<NUM_LIT:0>]<EOL>zbins = np.arange(min_z, max_z + dz/<NUM_LIT>, dz)<EOL>zcenter = (zbins[:-<NUM_LIT:1>] + zbins[<NUM_LIT:1>:]) / <NUM_LIT:2><EOL>pdfz = cosmo.differential_comoving_volume(zcenter).value/(<NUM_LIT:1>+zcenter)/V<EOL>int_pdf ...
Sample the redshifts for sources, with redshift independent rate, using standard cosmology Parameters ---------- min_z: float Minimum redshift max_z: float Maximum redshift nsamples: int Number of samples Returns ------- ...
f16018:m4
def pdf_z_astro(z, V_min, V_max):
return contracted_dVdc(z)/(V_max - V_min)<EOL>
Get the probability density for the rate of events at a redshift assuming standard cosmology
f16018:m5
def inj_mass_pdf(key, mass1, mass2, lomass, himass, lomass_2 = <NUM_LIT:0>, himass_2 = <NUM_LIT:0>):
mass1, mass2 = np.array(mass1), np.array(mass2)<EOL>if key == '<STR_LIT>':<EOL><INDENT>bound = np.sign((lomass + himass) - (mass1 + mass2))<EOL>bound += np.sign((himass - mass1)*(mass1 - lomass))<EOL>bound += np.sign((himass - mass2)*(mass2 - lomass))<EOL>idx = np.where(bound != <NUM_LIT:3>)<EOL>pdf = <NUM_LIT:1.>/(him...
Estimate the probability density based on the injection strategy Parameters ---------- key: string Injection strategy mass1: array First mass of the injections mass2: array Second mass of the injections lomass: float Lower value of the m...
f16018:m7
def inj_spin_pdf(key, high_spin, spinz):
<EOL>if spinz[<NUM_LIT:0>] == <NUM_LIT:0>:<EOL><INDENT>return np.ones_like(spinz)<EOL><DEDENT>spinz = np.array(spinz)<EOL>bound = np.sign(np.absolute(high_spin) - np.absolute(spinz))<EOL>bound += np.sign(<NUM_LIT:1> - np.absolute(spinz))<EOL>if key == '<STR_LIT>':<EOL><INDENT>pdf = (np.log(high_spin - np.log(abs(spinz)...
Estimate the probability density of the injections for the spin distribution. Parameters ---------- key: string Injections strategy high_spin: float Maximum spin used in the strategy spinz: array Spin of the injections (for one component)
f16018:m8
def inj_distance_pdf(key, distance, low_dist, high_dist, mchirp = <NUM_LIT:1>):
distance = np.array(distance)<EOL>if key == '<STR_LIT>':<EOL><INDENT>pdf = np.ones_like(distance)/(high_dist - low_dist)<EOL>bound = np.sign((high_dist - distance)*(distance - low_dist))<EOL>idx = np.where(bound != <NUM_LIT:1>)<EOL>pdf[idx] = <NUM_LIT:0><EOL>return pdf<EOL><DEDENT>if key == '<STR_LIT>':<EOL><INDENT>wei...
Estimate the probability density of the injections for the distance distribution. Parameters ---------- key: string Injections strategy distance: array Array of distances low_dist: float Lower value of distance used in the injection strategy...
f16018:m9
def insert_processing_option_group(parser):
processing_group = parser.add_argument_group("<STR_LIT>"<EOL>"<STR_LIT>")<EOL>processing_group.add_argument("<STR_LIT>",<EOL>help="<STR_LIT>"<EOL>"<STR_LIT>" + str(list(set(scheme_prefix.values()))) +<EOL>"<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<STR_LIT>"<EOL>"<S...
Adds the options used to choose a processing scheme. This should be used if your program supports the ability to select the processing scheme. Parameters ---------- parser : object OptionParser instance
f16019:m5
def from_cli(opt):
scheme_str = opt.processing_scheme.split('<STR_LIT::>')<EOL>name = scheme_str[<NUM_LIT:0>]<EOL>if name == "<STR_LIT>":<EOL><INDENT>logging.info("<STR_LIT>")<EOL>ctx = CUDAScheme(opt.processing_device_id)<EOL><DEDENT>elif name == "<STR_LIT>":<EOL><INDENT>if len(scheme_str) > <NUM_LIT:1>:<EOL><INDENT>numt = scheme_str[<N...
Parses the command line options and returns a precessing scheme. Parameters ---------- opt: object Result of parsing the CLI with OptionParser, or any object with the required attributes. Returns ------- ctx: Scheme Returns the requested processing scheme.
f16019:m6
def verify_processing_options(opt, parser):
scheme_types = scheme_prefix.values()<EOL>if opt.processing_scheme.split('<STR_LIT::>')[<NUM_LIT:0>] not in scheme_types:<EOL><INDENT>parser.error("<STR_LIT>")<EOL><DEDENT>
Parses the processing scheme options and verifies that they are reasonable. Parameters ---------- opt : object Result of parsing the CLI with OptionParser, or any object with the required attributes. parser : object OptionParser instance.
f16019:m7
def complex_median(complex_list):
median_real = numpy.median([complex_number.real<EOL>for complex_number in complex_list])<EOL>median_imag = numpy.median([complex_number.imag<EOL>for complex_number in complex_list])<EOL>return median_real + <NUM_LIT>*median_imag<EOL>
Get the median value of a list of complex numbers. Parameters ---------- complex_list: list List of complex numbers to calculate the median. Returns ------- a + 1.j*b: complex number The median of the real and imaginary parts.
f16021:m0
def avg_inner_product(data1, data2, bin_size):
assert data1.duration == data2.duration<EOL>assert data1.sample_rate == data2.sample_rate<EOL>seglen = int(bin_size * data1.sample_rate)<EOL>inner_prod = []<EOL>for idx in range(int(data1.duration / bin_size)):<EOL><INDENT>start, end = idx * seglen, (idx+<NUM_LIT:1>) * seglen<EOL>norm = len(data1[start:end])<EOL>bin_pr...
Calculate the time-domain inner product averaged over bins. Parameters ---------- data1: pycbc.types.TimeSeries First data set. data2: pycbc.types.TimeSeries Second data set, with same duration and sample rate as data1. bin_size: float Duration of the bins the data will be d...
f16021:m1
def line_model(freq, data, tref, amp=<NUM_LIT:1>, phi=<NUM_LIT:0>):
freq_line = TimeSeries(zeros(len(data)), delta_t=data.delta_t,<EOL>epoch=data.start_time)<EOL>times = data.sample_times - float(tref)<EOL>alpha = <NUM_LIT:2> * numpy.pi * freq * times + phi<EOL>freq_line.data = amp * numpy.exp(<NUM_LIT> * alpha)<EOL>return freq_line<EOL>
Simple time-domain model for a frequency line. Parameters ---------- freq: float Frequency of the line. data: pycbc.types.TimeSeries Reference data, to get delta_t, start_time, duration and sample_times. tref: float Reference time for the line model. amp: {1., float}, op...
f16021:m2
def matching_line(freq, data, tref, bin_size=<NUM_LIT:1>):
template_line = line_model(freq, data, tref=tref)<EOL>_, amp, phi = avg_inner_product(data, template_line,<EOL>bin_size=bin_size)<EOL>return line_model(freq, data, tref=tref, amp=amp, phi=phi)<EOL>
Find the parameter of the line with frequency 'freq' in the data. Parameters ---------- freq: float Frequency of the line to find in the data. data: pycbc.types.TimeSeries Data from which the line wants to be measured. tref: float Reference time for the frequency line. b...
f16021:m3