1# Copyright (c) 2019 MetPy Developers. 2# Distributed under the terms of the BSD 3-Clause License. 3# SPDX-License-Identifier: BSD-3-Clause 4"""Tools for versioning.""" 5 6 7def get_version(): 8 """Get MetPy's version. 9 10 Either get it from package metadata, or get it using version control information if 11 a development install. 12 """ 13 try: 14 from setuptools_scm import get_version 15 return get_version(root='../..', relative_to=__file__, 16 version_scheme='post-release') 17 except (ImportError, LookupError): 18 try: 19 from importlib.metadata import PackageNotFoundError, version 20 except ImportError: # Can remove when we require Python > 3.7 21 from importlib_metadata import PackageNotFoundError, version 22 23 try: 24 return version(__package__) 25 except PackageNotFoundError: 26 return 'Unknown' 27