code: def __init__(self, obj):
      pass
  
file_path: sympy/sympy/polys/domains/groundtypes.py
imports: import builtins
  from sympy.external.gmpy import GROUND_TYPES, factorial, sqrt, is_square, sqrtrem
  from .pythonrational import PythonRational
  from sympy.core.intfunc import igcdex, igcd2, ilcm
  from sympy.core.numbers import Float, Integer, Rational
label_desc: Use image node_id 1 to create a new _GMPYRational object  with example: obj = _GMPYRational(obj)