code: def cases_test_cont_basic():
      for distname, arg in distcont[:] + histogram_test_instances:
          if distname == "levy_stable":
              continue
          elif distname in distslow:
              yield pytest.param(distname, arg, marks=pytest.mark.slow)
          elif distname in distxslow:
              yield pytest.param(distname, arg, marks=pytest.mark.xslow)
          else:
              yield distname, arg
  
imports: import sys
  import numpy
  import numpy.testing
  import pytest
  from pytest import raises
  from scipy.integrate import IntegrationWarning
  import itertools
  from scipy import stats
  from .common_tests import check_normalization, check_moment, check_mean_expect, check_var_expect, check_skew_expect, check_kurt_expect, check_entropy, check_private_entropy, check_entropy_vect_scale, check_edge_support, check_named_args, check_random_state_property, check_meth_dtype, check_ppf_dtype, check_cmplx_deriv, check_pickling, check_rvs_broadcast, check_freezing, check_munp_expect
  from scipy.stats._distr_params import distcont
  from scipy.stats._distn_infrastructure import rv_continuous_frozen
label_desc: Use image node_id 1 for calling a global function with example usage: cases_test_cont_basic() without return types