code: def _skip_if_no_scipy():
      return not (
          safe_import("scipy.stats")
          and safe_import("scipy.sparse")
          and safe_import("scipy.interpolate")
          and safe_import("scipy.signal")
      )
  
file_path: catboost/contrib/python/pandas/py2/pandas/util/_test_decorators.py
imports: from distutils.version import LooseVersion
  import locale
  import pytest
  from pandas.compat import PY3, import_lzma, is_platform_32bit, is_platform_windows
  from pandas.compat.numpy import _np_version_under1p15
  from pandas.core.computation.expressions import _NUMEXPR_INSTALLED, _USE_NUMEXPR
label_desc: Use image node_id 6 for calling a global function with example usage: _skip_if_no_scipy() and returns: unknown