| | |
| | import warnings |
| |
|
| | import mmcv |
| | import mmengine |
| | from packaging.version import parse |
| |
|
| | from .version import __version__, version_info |
| |
|
| | MMCV_MIN = '2.0.0rc4' |
| | MMCV_MAX = '2.2.0' |
| | MMENGINE_MIN = '0.5.0' |
| | MMENGINE_MAX = '1.0.0' |
| |
|
| |
|
| | def digit_version(version_str: str, length: int = 4): |
| | """Convert a version string into a tuple of integers. |
| | |
| | This method is usually used for comparing two versions. For pre-release |
| | versions: alpha < beta < rc. |
| | |
| | Args: |
| | version_str (str): The version string. |
| | length (int): The maximum number of version levels. Default: 4. |
| | |
| | Returns: |
| | tuple[int]: The version info in digits (integers). |
| | """ |
| | version = parse(version_str) |
| | assert version.release, f'failed to parse version {version_str}' |
| | release = list(version.release) |
| | release = release[:length] |
| | if len(release) < length: |
| | release = release + [0] * (length - len(release)) |
| | if version.is_prerelease: |
| | mapping = {'a': -3, 'b': -2, 'rc': -1} |
| | val = -4 |
| | |
| | if version.pre: |
| | if version.pre[0] not in mapping: |
| | warnings.warn(f'unknown prerelease version {version.pre[0]}, ' |
| | 'version checking may go wrong') |
| | else: |
| | val = mapping[version.pre[0]] |
| | release.extend([val, version.pre[-1]]) |
| | else: |
| | release.extend([val, 0]) |
| |
|
| | elif version.is_postrelease: |
| | release.extend([1, version.post]) |
| | else: |
| | release.extend([0, 0]) |
| | return tuple(release) |
| |
|
| |
|
| | mmcv_min_version = digit_version(MMCV_MIN) |
| | mmcv_max_version = digit_version(MMCV_MAX) |
| | mmcv_version = digit_version(mmcv.__version__) |
| |
|
| |
|
| | assert (mmcv_min_version <= mmcv_version <= mmcv_max_version), \ |
| | f'MMCV=={mmcv.__version__} is used but incompatible. ' \ |
| | f'Please install mmcv>=2.0.0rc4.' |
| |
|
| | mmengine_min_version = digit_version(MMENGINE_MIN) |
| | mmengine_max_version = digit_version(MMENGINE_MAX) |
| | mmengine_version = digit_version(mmengine.__version__) |
| |
|
| | assert (mmengine_min_version <= mmengine_version < mmengine_max_version), \ |
| | f'MMEngine=={mmengine.__version__} is used but incompatible. ' \ |
| | f'Please install mmengine>={mmengine_min_version}, '\ |
| | f'<{mmengine_max_version}.' |
| |
|
| | __all__ = ['__version__', 'version_info', 'digit_version'] |
| |
|
