code: def _log(a, b):
      return log(a, b, evaluate=False)
  
imports: from sympy.testing.pytest import raises, XFAIL
  from sympy.external import import_module
  from sympy.concrete.products import Product
  from sympy.concrete.summations import Sum
  from sympy.core.add import Add
  from sympy.core.function import Derivative, Function
  from sympy.core.mul import Mul
  from sympy.core.numbers import E, oo
  from sympy.core.power import Pow
  from sympy.core.relational import GreaterThan, LessThan, StrictGreaterThan, StrictLessThan, Unequality
  from sympy.core.symbol import Symbol
  from sympy.functions.combinatorial.factorials import binomial, factorial
  from sympy.functions.elementary.complexes import Abs, conjugate
  from sympy.functions.elementary.exponential import exp, log
  from sympy.functions.elementary.integers import ceiling, floor
  from sympy.functions.elementary.miscellaneous import root, sqrt
  from sympy.functions.elementary.trigonometric import asin, cos, csc, sec, sin, tan
  from sympy.integrals.integrals import Integral
  from sympy.series.limits import Limit
  from sympy.core.relational import Eq, Ne, Lt, Le, Gt, Ge
  from sympy.physics.quantum.state import Bra, Ket
  from sympy.abc import x, y, z, a, b, c, t, k, n
label_desc: Use image node_id 9 for calling a global function with example usage: _log(a, b) and returns: log