parameters: (self)
docstring: Returns a generator of `+=`, `=`, etc. or None if there is no operation.
docstring_summary: Returns a generator of `+=`, `=`, etc. or None if there is no operation.
docstring_tokens: Returns a generator of + = = etc . or None if there is no operation .
function: def yield_operators(self):
          """
          Returns a generator of `+=`, `=`, etc. or None if there is no operation.
          """
          first = self.children[1]
          if first.type == 'annassign':
              if len(first.children) <= 2:
                  return  # No operator is available, it's just PEP 484.
  
              first = first.children[2]
          yield first
  
          for operator in self.children[3::2]:
              yield operator
function_tokens: def yield_operators ( self ) : first = self . children [ 1 ] if first . type == 'annassign' : if len ( first . children ) <= 2 : return # No operator is available, it's just PEP 484. first = first . children [ 2 ] yield first for operator in self . children [ 3 : : 2 ] : yield operator