Refinements

Author: rhshadrach

pandas/_config/config.py

@@ -413,10 +413,6 @@ def __init__(self, d: dict[str, Any], prefix: str = "") -> None:
         object.__setattr__(self, "prefix", prefix)
 
     def __setattr__(self, key: str, val: Any) -> None:
-        if key == "__module__":
-            # Need to be able to set __module__ to pandas for pandas.options
-            super().__setattr__(key, val)
-            return
         prefix = object.__getattribute__(self, "prefix")
         if prefix:
             prefix += "."
@@ -447,7 +443,8 @@ def __dir__(self) -> list[str]:
 
 
 options = DictWrapper(_global_config)
-options.__module__ = "pandas"
+# DictWrapper defines a custom setattr
+object.__setattr__(options, "__module__", "pandas")
 
 #
 # Functions for use by pandas developers, in addition to User - api

pandas/_libs/interval.pyx

@@ -382,6 +382,7 @@ cdef class Interval(IntervalMixin):
     >>> year_2017.length
     Timedelta('365 days 00:00:00')
     """
+    __module__ = "pandas"
     _typ = "interval"
     __array_priority__ = 1000
 

pandas/core/dtypes/common.py

@@ -359,7 +359,7 @@ def is_datetime64tz_dtype(arr_or_dtype) -> bool:
     >>> is_datetime64tz_dtype(pd.DatetimeIndex([1, 2, 3], tz="US/Eastern"))
     True
 
-    >>> from pandas.api.types import DatetimeTZDtype
+    >>> from pandas import DatetimeTZDtype
     >>> dtype = DatetimeTZDtype("ns", tz="US/Eastern")
     >>> s = pd.Series([], dtype=dtype)
     >>> is_datetime64tz_dtype(dtype)

pandas/tests/api/test_api.py

@@ -643,7 +643,8 @@ def test_attributes_module(module_name):
             # Explicit exceptions
             or ("Dtype" in name and obj.__module__ == "pandas")
             or (name == "Categorical" and obj.__module__ == "pandas")
-            # TODO: Can't seem to change __module__
+            # Setting __module__ on a cdef class has no effect
+            # https://github.com/cython/cython/issues/7231
             or name == "Interval"
         )
     ]