parameters: (self, req)
return_statement: return result
docstring: Say if this instance matches (fulfills) a requirement.
          :param req: The requirement to match.
          :rtype req: str
          :return: True if it matches, else False.
docstring_summary: Say if this instance matches (fulfills) a requirement.
          :param req: The requirement to match.
          :rtype req: str
          :return: True if it matches, else False.
docstring_tokens: Say if this instance matches ( fulfills ) a requirement . : param req : The requirement to match . : rtype req : str : return : True if it matches else False .
function: def matches_requirement(self, req):
          """
          Say if this instance matches (fulfills) a requirement.
          :param req: The requirement to match.
          :rtype req: str
          :return: True if it matches, else False.
          """
          # Requirement may contain extras - parse to lose those
          # from what's passed to the matcher
          r = parse_requirement(req)
          scheme = get_scheme(self.metadata.scheme)
          try:
              matcher = scheme.matcher(r.requirement)
          except UnsupportedVersionError:
              # XXX compat-mode if cannot read the version
              logger.warning('could not read version %r - using name only',
                             req)
              name = req.split()[0]
              matcher = scheme.matcher(name)
  
          name = matcher.key   # case-insensitive
  
          result = False
          for p in self.provides:
              p_name, p_ver = parse_name_and_version(p)
              if p_name != name:
                  continue
              try:
                  result = matcher.match(p_ver)
                  break
              except UnsupportedVersionError:
                  pass
          return result
function_tokens: def matches_requirement ( self , req ) : # Requirement may contain extras - parse to lose those # from what's passed to the matcher r = parse_requirement ( req ) scheme = get_scheme ( self . metadata . scheme ) try : matcher = scheme . matcher ( r . requirement ) except UnsupportedVersionError : # XXX compat-mode if cannot read the version logger . warning ( 'could not read version %r - using name only' , req ) name = req . split ( ) [ 0 ] matcher = scheme . matcher ( name ) name = matcher . key # case-insensitive result = False for p in self . provides : p_name , p_ver = parse_name_and_version ( p ) if p_name != name : continue try : result = matcher . match ( p_ver ) break except UnsupportedVersionError : pass return result