TYP: more precise types + add type collections (#51234)

TYP: more precise types + add som etype collections

Author: topper-123

pandas/_testing/__init__.py

@@ -133,8 +133,10 @@
 ALL_INT_EA_DTYPES = UNSIGNED_INT_EA_DTYPES + SIGNED_INT_EA_DTYPES
 ALL_INT_DTYPES: list[Dtype] = [*ALL_INT_NUMPY_DTYPES, *ALL_INT_EA_DTYPES]
 
-FLOAT_NUMPY_DTYPES: list[Dtype] = [float, "float32", "float64"]
+FLOAT_NUMPY_DTYPES: list[NpDtype] = [float, "float32", "float64"]
 FLOAT_EA_DTYPES: list[Dtype] = ["Float32", "Float64"]
+ALL_FLOAT_DTYPES: list[Dtype] = [*FLOAT_NUMPY_DTYPES, *FLOAT_EA_DTYPES]
+
 COMPLEX_DTYPES: list[Dtype] = [complex, "complex64", "complex128"]
 STRING_DTYPES: list[Dtype] = [str, "str", "U"]
 
@@ -146,6 +148,10 @@
 OBJECT_DTYPES: list[Dtype] = [object, "object"]
 
 ALL_REAL_NUMPY_DTYPES = FLOAT_NUMPY_DTYPES + ALL_INT_NUMPY_DTYPES
+ALL_REAL_EXTENSION_DTYPES = FLOAT_EA_DTYPES + ALL_INT_EA_DTYPES
+ALL_REAL_DTYPES: list[Dtype] = [*ALL_REAL_NUMPY_DTYPES, *ALL_REAL_EXTENSION_DTYPES]
+ALL_NUMERIC_DTYPES: list[Dtype] = [*ALL_REAL_DTYPES, *COMPLEX_DTYPES]
+
 ALL_NUMPY_DTYPES = (
     ALL_REAL_NUMPY_DTYPES
     + COMPLEX_DTYPES

pandas/conftest.py

@@ -1409,7 +1409,7 @@ def float_ea_dtype(request):
     return request.param
 
 
-@pytest.fixture(params=tm.FLOAT_NUMPY_DTYPES + tm.FLOAT_EA_DTYPES)
+@pytest.fixture(params=tm.ALL_FLOAT_DTYPES)
 def any_float_dtype(request):
     """
     Parameterized fixture for float dtypes.
@@ -1614,9 +1614,7 @@ def any_real_numpy_dtype(request):
     return request.param
 
 
-@pytest.fixture(
-    params=tm.ALL_REAL_NUMPY_DTYPES + tm.ALL_INT_EA_DTYPES + tm.FLOAT_EA_DTYPES
-)
+@pytest.fixture(params=tm.ALL_REAL_DTYPES)
 def any_real_numeric_dtype(request):
     """
     Parameterized fixture for any (purely) real numeric dtype.
@@ -1676,12 +1674,7 @@ def any_numpy_dtype(request):
     return request.param
 
 
-@pytest.fixture(
-    params=tm.ALL_REAL_NUMPY_DTYPES
-    + tm.COMPLEX_DTYPES
-    + tm.ALL_INT_EA_DTYPES
-    + tm.FLOAT_EA_DTYPES
-)
+@pytest.fixture(params=tm.ALL_NUMERIC_DTYPES)
 def any_numeric_dtype(request):
     """
     Parameterized fixture for all numeric dtypes.

pandas/tests/frame/test_constructors.py

@@ -2262,10 +2262,7 @@ def test_constructor_categorical_series(self):
 
     @pytest.mark.parametrize(
         "dtype",
-        tm.ALL_INT_NUMPY_DTYPES
-        + tm.ALL_INT_EA_DTYPES
-        + tm.FLOAT_NUMPY_DTYPES
-        + tm.COMPLEX_DTYPES
+        tm.ALL_NUMERIC_DTYPES
         + tm.DATETIME64_DTYPES
         + tm.TIMEDELTA64_DTYPES
         + tm.BOOL_DTYPES,