code: def long_str(self):
          
          gs = self.git_str
          if gs == '':
              return self.short_str
          return self.short_str + ' (' + gs + ')'
docs: Return a long version and installation specifier string of the form:
  
          If :py:attr:`~.git_str` == '':
  
              SHORT_STR
  
          otherwise:
  
              SHORT_STR (GIT_STR)
  
          Where ``SHORT_STR`` is :py:attr:`~.short_str` and ``GIT_STR`` is
          :py:attr:`~.git_str`.
  
          :return: long version/installation specifier string
          :rtype: str