code: def pytest_sessionstart(session):
      os.environ["PYTENSOR_FLAGS"] = ",".join(
          [
              os.environ.setdefault("PYTENSOR_FLAGS", ""),
              "warn__ignore_bug_before=all,on_opt_error=raise,on_shape_error=raise,cmodule__warn_no_version=True",
          ]
      )
      os.environ["NUMBA_BOUNDSCHECK"] = "1"
  
imports: import os
  import pytest
label_desc: Use image node_id 1 for calling a global function with example usage: pytest_sessionstart(session) without return types