parameters: (self)
docstring: Ensures that all required elements of meta-data are supplied.
  
          name, version, URL, (author and author_email) or
          (maintainer and maintainer_email)).
  
          Warns if any are missing.
docstring_summary: Ensures that all required elements of meta-data are supplied.
docstring_tokens: Ensures that all required elements of meta - data are supplied .
function: def check_metadata(self):
          """Ensures that all required elements of meta-data are supplied.
  
          name, version, URL, (author and author_email) or
          (maintainer and maintainer_email)).
  
          Warns if any are missing.
          """
          metadata = self.distribution.metadata
  
          missing = []
          for attr in ('name', 'version', 'url'):
              if not (hasattr(metadata, attr) and getattr(metadata, attr)):
                  missing.append(attr)
  
          if missing:
              self.warn("missing required meta-data: %s"  % ', '.join(missing))
          if metadata.author:
              if not metadata.author_email:
                  self.warn("missing meta-data: if 'author' supplied, " +
                            "'author_email' must be supplied too")
          elif metadata.maintainer:
              if not metadata.maintainer_email:
                  self.warn("missing meta-data: if 'maintainer' supplied, " +
                            "'maintainer_email' must be supplied too")
          else:
              self.warn("missing meta-data: either (author and author_email) " +
                        "or (maintainer and maintainer_email) " +
                        "must be supplied")
function_tokens: def check_metadata ( self ) : metadata = self . distribution . metadata missing = [ ] for attr in ( 'name' , 'version' , 'url' ) : if not ( hasattr ( metadata , attr ) and getattr ( metadata , attr ) ) : missing . append ( attr ) if missing : self . warn ( "missing required meta-data: %s" % ', ' . join ( missing ) ) if metadata . author : if not metadata . author_email : self . warn ( "missing meta-data: if 'author' supplied, " + "'author_email' must be supplied too" ) elif metadata . maintainer : if not metadata . maintainer_email : self . warn ( "missing meta-data: if 'maintainer' supplied, " + "'maintainer_email' must be supplied too" ) else : self . warn ( "missing meta-data: either (author and author_email) " + "or (maintainer and maintainer_email) " + "must be supplied" )