parameters: (self, x, y=None)
return_statement: return True
docstring: Move marker.
          :return: True if it was actually moved.
docstring_summary: Move marker.
          :return: True if it was actually moved.
docstring_tokens: Move marker . : return : True if it was actually moved .
function: def mouse_move(self, x, y=None):
          """
          Move marker.
          :return: True if it was actually moved.
          """
          if not self.is_moving:
              return False
          if self.is_at_top:
              self.y1 = y
          self.x = x
          return True
function_tokens: def mouse_move ( self , x , y = None ) : if not self . is_moving : return False if self . is_at_top : self . y1 = y self . x = x return True