GH: 624 - added new is_any_real_numeric_dtype function (#715)

* added new `is_any_real_numeric_dtype` function and added `None` to `na_values` in read_csv

* update added import statement in new files and deleted unimp. args

* updated the file for import statement

Author: ramvikrams

pandas-stubs/api/types/__init__.pyi

@@ -1,6 +1,7 @@
 from pandas._libs.lib import infer_dtype as infer_dtype
 
 from pandas.core.dtypes.api import (
+    is_any_real_numeric_dtype as is_any_real_numeric_dtype,
     is_array_like as is_array_like,
     is_bool as is_bool,
     is_bool_dtype as is_bool_dtype,

pandas-stubs/core/dtypes/api.pyi

@@ -1,4 +1,5 @@
 from pandas.core.dtypes.common import (
+    is_any_real_numeric_dtype as is_any_real_numeric_dtype,
     is_array_like as is_array_like,
     is_bool as is_bool,
     is_bool_dtype as is_bool_dtype,

pandas-stubs/core/dtypes/common.pyi

@@ -53,4 +53,5 @@ def is_float_dtype(arr_or_dtype: _ArrayOrDtype) -> bool: ...
 def is_bool_dtype(arr_or_dtype: _ArrayOrDtype) -> bool: ...
 def is_extension_array_dtype(arr_or_dtype: _ArrayOrDtype) -> bool: ...
 def is_complex_dtype(arr_or_dtype: _ArrayOrDtype) -> bool: ...
+def is_any_real_numeric_dtype(arr_or_dtype: _ArrayOrDtype) -> bool: ...
 def pandas_dtype(dtype: object) -> DtypeObj: ...

tests/test_dtypes.py

@@ -13,6 +13,7 @@
 
 import numpy as np
 import pandas as pd
+from pandas.api.types import is_any_real_numeric_dtype
 from pandas.core.arrays import BooleanArray  # noqa: F401
 from pandas.core.arrays import IntegerArray  # noqa: F401
 import pyarrow as pa
@@ -144,3 +145,9 @@ def test_arrow_dtype() -> None:
     a_dt = pd.ArrowDtype(pa.int64())
     check(assert_type(a_dt, pd.ArrowDtype), pd.ArrowDtype)
     check(assert_type(a_dt.pyarrow_dtype, pa.DataType), pa.DataType)
+
+
+def test_is_any_real_numeric_dtype() -> None:
+    check(assert_type(is_any_real_numeric_dtype(np.array([1, 2])), bool), bool)
+    check(assert_type(is_any_real_numeric_dtype(int), bool), bool)
+    check(assert_type(is_any_real_numeric_dtype(float), bool), bool)