code: def true(argument1, **kwargs):
      message = kwargs.get("message", None)
  
      error_message = "Expected: 'True', Actual: '%s'" % str(argument1)
      if message:
          error_message = "%s, Info: '%s'" % (error_message, message)
  
      if not argument1:
          raise AssertionError(error_message)
  
file_path: pyclustering/pyclustering/tests/assertion.py
imports: import numpy
label_desc: Use image node_id 7 for calling the assertion obj's underlying member method code with example usage: obj.true(argument1) without return types