semantic_version_parsing_comparison_and_spec_matching.py

1import semantic_version
2
3# Parsing a version string
4v = semantic_version.Version('0.1.1-rc.1+build.2012-05-15')
5
6# Accessing components
7print(f"Major: {v.major}")
8print(f"Minor: {v.minor}")
9print(f"Patch: {v.patch}")
10print(f"Prerelease: {v.prerelease}")
11print(f"Build: {v.build}")
12
13# Comparing versions
14v1 = semantic_version.Version('0.1.1')
15v2 = semantic_version.Version('0.1.2')
16print(f"Is v1 < v2? {v1 < v2}")
17
18# Handling Version Specifications (Ranges)
19spec = semantic_version.SimpleSpec('>=0.1.1,<0.3.0')
20print(f"Does {v1} match spec? {v1 in spec}")
21
22# Matching a version against a requirement
23matches = spec.filter([
24    semantic_version.Version('0.1.0'),
25    semantic_version.Version('0.1.1'),
26    semantic_version.Version('0.1.4'),
27    semantic_version.Version('0.3.1'),
28])
29print(f"Matching versions: {list(matches)}")