in src/sagemaker_inference/model_server.py [0:0]
def _set_python_path():
# MMS handles code execution by appending the export path, provided
# to the model archiver, to the PYTHONPATH env var.
# The code_dir has to be added to the PYTHONPATH otherwise the
# user provided module can not be imported properly.
code_dir_path = "{}:".format(environment.code_dir)
if PYTHON_PATH_ENV in os.environ:
os.environ[PYTHON_PATH_ENV] = code_dir_path + os.environ[PYTHON_PATH_ENV]
else:
os.environ[PYTHON_PATH_ENV] = code_dir_path