TST, fix for issue pandas-dev#17978.

test_empty was failing due to "hypothesis.errors.FailedHealthCheck" error on travis only, therefore decrease the size for lists.

Author: sushobhit27

pandas/tests/reshape/test_util.py

@@ -51,8 +51,8 @@ def test_datetimeindex(self, d):
 
     @settings(max_examples=NO_OF_EXAMPLES_PER_TEST_CASE)
     @given(st.lists(st.nothing()),
-           get_seq((int,), False),
-           get_seq((str,), False))
+           get_seq((int,), False, min_size=1, max_size=10),
+           get_seq((str,), False, min_size=1, max_size=10))
     def test_empty(self, empty_list, list_of_int, list_of_str):
         # product of empty factors
         X = [empty_list, list_of_int, empty_list]