parameters: (self, tag)
return_statement: return self.tags[tag]
docstring: Get tag if it exists
docstring_summary: Get tag if it exists
docstring_tokens: Get tag if it exists
function: def get_tag(self, tag):
          """
          Get tag if it exists
          """
          if tag not in self.tags: return
          return self.tags[tag]
function_tokens: def get_tag ( self , tag ) : if tag not in self . tags : return return self . tags [ tag ]