code: def even(x):
      return x % 2 == 0
  
file_path: sympy/sympy/strategies/branch/tests/test_core.py
imports: from sympy.strategies.branch.core import exhaust, debug, multiplex, condition, notempty, chain, onaction, sfilter, yieldify, do_one, identity
label_desc: Use image node_id 3 for calling a global function with example usage: even(x) and returns: unknown