code: def has_speedups():
      return encoder.c_make_encoder is not None
  
imports: from __future__ import with_statement
  import sys
  import unittest
  from unittest import TestCase
  import simplejson
  from simplejson import encoder, decoder, scanner
  from simplejson.compat import PY3, long_type, b
label_desc: Use image node_id 1 for calling a global function with example usage: has_speedups() and returns: unknown