def test_no_missing(self):
df = ze.load_sciatica_data()
assert df.shape[0] == df.dropna().shape[0]
def test_correct_nobs(self):
df = ze.load_sciatica_data()
assert df.shape[0] == 1240
def test_correct_ncols(self):
df = ze.load_sciatica_data()
assert df.shape[1] == 17
def test_return_pandas(self):
df = ze.load_sciatica_data()
assert isinstance(df, type(pd.DataFrame()))