from numpy.lib import NumpyVersion
version = NumpyVersion("1.8.0")
reveal_type(version.vstring) # E: str
reveal_type(version.version) # E: str
reveal_type(version.major) # E: int
reveal_type(version.minor) # E: int
reveal_type(version.bugfix) # E: int
reveal_type(version.pre_release) # E: str
reveal_type(version.is_devversion) # E: bool
reveal_type(version == version) # E: bool
reveal_type(version != version) # E: bool
reveal_type(version < "1.8.0") # E: bool
reveal_type(version <= version) # E: bool
reveal_type(version > version) # E: bool
reveal_type(version >= "1.8.0") # E: bool