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4353,"def _SignedVarintEncoder():
""""""Return an encoder for a basic signed varint value.""""""
local_chr = chr
def EncodeSignedVarint(write, value):
if value < 0:
value += (1 << 64)
bits = value & 0x7f
value >>= 7
while value:
write(0x80|bits)
bits = value & 0x7f
value >>= 7
return write(bits)
return EncodeSignedVarint"
4354,"def match(value, query):
""""""
Determine whether a value satisfies a query.
""""""
if type(query) in [str, int, float, type(None)]:
return value == query
elif type(query) == dict and len(query.keys()) == 1:
for op in query:
if op == ""$eq"": return value == query[op]
elif op == ""$lt"": return value < query[op]
elif op == ""$lte"": return value <= query[op]
elif op == ""$gt"": return value > query[op]
elif op == ""$gte"": return value >= query[op]
elif op == ""$ne"": return value != query[op]
elif op == ""$in"": return value in query[op]
elif op == ""$nin"": return value not in query[op]
else: GeoQLError(""Not a valid query operator: "" + op)
else:
raise GeoQLError(""Not a valid query: "" + str(query))"
4355,"def features_properties_null_remove(obj):
""""""
Remove any properties of features in the collection that have
entries mapping to a null (i.e., None) value
""""""
features = obj['features']
for i in tqdm(range(len(features))):
if 'properties' in features[i]:
properties = features[i]['properties']
features[i]['properties'] = {p:properties[p] for p in properties if properties[p] is not None}
return obj"
4356,"def features_tags_parse_str_to_dict(obj):
""""""
Parse tag strings of all features in the collection into a Python
dictionary, if possible.
""""""
features = obj['features']
for i in tqdm(range(len(features))):
tags = features[i]['properties'].get('tags')
if tags is not None:
try:
tags = json.loads(""{"" + tags.replace(""=>"", "":"") + ""}"")
except:
try:
tags = eval(""{"" + tags.replace(""=>"", "":"") + ""}"")
except:
tags = None
if type(tags) == dict:
features[i]['properties']['tags'] = {k:tags[k] for k in tags}
elif tags is None and 'tags' in features[i]['properties']:
del features[i]['properties']['tags']
return obj"
4357,"def features_keep_by_property(obj, query):
""""""
Filter all features in a collection by retaining only those that
satisfy the provided query.
""""""
features_keep = []
for feature in tqdm(obj['features']):
if all([match(feature['properties'].get(prop), qry) for (prop, qry) in query.items()]):
features_keep.append(feature)
obj['features'] = features_keep
return obj"
4358,"def features_keep_within_radius(obj, center, radius, units):
""""""
Filter all features in a collection by retaining only those that
fall within the specified radius.
""""""
features_keep = []
for feature in tqdm(obj['features']):
if all([getattr(geopy.distance.vincenty((lat,lon), center), units) < radius for (lon,lat) in geojson.utils.coords(feature)]):
features_keep.append(feature)
obj['features'] = features_keep
return obj"
4359,"def features_keep_using_features(obj, bounds):
""""""
Filter all features in a collection by retaining only those that
fall within the features in the second collection.
""""""
# Build an R-tree index of bound features and their shapes.
bounds_shapes = [
(feature, shapely.geometry.shape(feature['geometry']))
for feature in tqdm(bounds['features'])
if feature['geometry'] is not None
]