code: def reciprocal(x):
      if isinstance(x, Number):
          return 1.0 / x
      raise ValueError("No reciprocal for type {}".format(type(x)))
  
imports: import math
  import operator
  from numbers import Number
  from .op import BINARY_INVERSES, DISTRIBUTIVE_OPS, PRODUCT_TO_POWER, SAFE_BINARY_INVERSES, UNARY_INVERSES, UNITS, BinaryOp, Op, OpMeta, TransformOp, UnaryOp, declare_op_types
label_desc: Use image node_id 9 for calling a global function with example usage: reciprocal(x) and returns: unknown