VersionSpecifier
This enum represents the version dependency operators as per PMS 8.3.1.
- enum pms_utils.atom.VersionSpecifier(value)
 Constructs a new VersionSpecifier object from the input expression.
- Raises:
 ValueError – The expression is invalid.
Note:
VersionSpecifier.eais the=foo/bar-1*specifier, and thus cannot be constructed through theVersionSpecifier(expr)parser interface. UseVersionSpecifier.eadirectly.
Valid values are as follows:- lt = pms_utils.atom.VersionSpecifier('<')
 
- le = pms_utils.atom.VersionSpecifier('<=')
 
- eq = pms_utils.atom.VersionSpecifier('=')
 
- ea = pms_utils.atom.VersionSpecifier('=')
 
- td = pms_utils.atom.VersionSpecifier('~')
 
- ge = pms_utils.atom.VersionSpecifier('>=')
 
- gt = pms_utils.atom.VersionSpecifier('>')