mv: typing_helpers out of test_data

tests/test_data/test_typing_helpers.py

@@ -1,19 +0,0 @@
-"""Tests for typing helpers"""
-
-import pytest
-
-from pytiled_parser import typing_helpers as TH
-
-TEST_IS_FLOAT_PARAMS = [
-    (1, True),
-    ("1", True),
-    (1.1, True),
-    ("1.1", True),
-    ("one", False),
-    (None, False),
-]
-
-
-@pytest.mark.parametrize("string,expected", TEST_IS_FLOAT_PARAMS)
-def test_is_float(string, expected):
-    assert TH.is_float(string) == expected