code: def _lower_binary(x):
      lhs = _lower(x.lhs)
      rhs = _lower(x.rhs)
      return Binary(x.op, lhs, rhs)
  
file_path: funsor/funsor/compiler.py
imports: import functools
  import funsor
  from .cnf import Contraction
  from .ops.program import OpProgram, make_tuple
  from .tensor import Tensor
  from .terms import Binary, Funsor, Number, Tuple, Unary, Variable
label_desc: Use image node_id 7 for calling a global function with example usage: _lower_binary(x) and returns: Binary