__init__.py 文件源码

def _get_versions(requirements=True):
    if requirements:
        import matplotlib as mpl
        import xarray as xr
        import pandas as pd
        import numpy as np
        return {'version': __version__,
                'requirements': {'matplotlib': mpl.__version__,
                                 'xarray': xr.__version__,
                                 'pandas': pd.__version__,
                                 'numpy': np.__version__,
                                 'python': ' '.join(sys.version.splitlines())}}
    else:
        return {'version': __version__}