Remove close from StataReader (#57371)

Author: phofl

doc/source/whatsnew/v3.0.0.rst

@@ -115,6 +115,7 @@ Removal of prior version deprecations/changes
 - Removed ``Series.__int__`` and ``Series.__float__``. Call ``int(Series.iloc[0])`` or ``float(Series.iloc[0])`` instead. (:issue:`51131`)
 - Removed ``Series.ravel`` (:issue:`56053`)
 - Removed ``Series.view`` (:issue:`56054`)
+- Removed ``StataReader.close`` (:issue:`49228`)
 - Removed ``axis`` argument from :meth:`DataFrame.groupby`, :meth:`Series.groupby`, :meth:`DataFrame.rolling`, :meth:`Series.rolling`, :meth:`DataFrame.resample`, and :meth:`Series.resample` (:issue:`51203`)
 - Removed ``axis`` argument from all groupby operations (:issue:`50405`)
 - Removed ``pandas.api.types.is_interval`` and ``pandas.api.types.is_period``, use ``isinstance(obj, pd.Interval)`` and ``isinstance(obj, pd.Period)`` instead (:issue:`55264`)

pandas/io/stata.py

@@ -1181,24 +1181,6 @@ def __exit__(
         if self._close_file:
             self._close_file()
 
-    def close(self) -> None:
-        """Close the handle if its open.
-
-        .. deprecated: 2.0.0
-
-           The close method is not part of the public API.
-           The only supported way to use StataReader is to use it as a context manager.
-        """
-        warnings.warn(
-            "The StataReader.close() method is not part of the public API and "
-            "will be removed in a future version without notice. "
-            "Using StataReader as a context manager is the only supported method.",
-            FutureWarning,
-            stacklevel=find_stack_level(),
-        )
-        if self._close_file:
-            self._close_file()
-
     def _set_encoding(self) -> None:
         """
         Set string encoding which depends on file version

pandas/tests/io/test_stata.py

@@ -2001,21 +2001,6 @@ def test_direct_read(datapath, monkeypatch):
                 assert reader._path_or_buf is bio
 
 
-def test_statareader_warns_when_used_without_context(datapath):
-    file_path = datapath("io", "data", "stata", "stata-compat-118.dta")
-    with tm.assert_produces_warning(
-        ResourceWarning,
-        match="without using a context manager",
-    ):
-        sr = StataReader(file_path)
-        sr.read()
-    with tm.assert_produces_warning(
-        FutureWarning,
-        match="is not part of the public API",
-    ):
-        sr.close()
-
-
 @pytest.mark.parametrize("version", [114, 117, 118, 119, None])
 @pytest.mark.parametrize("use_dict", [True, False])
 @pytest.mark.parametrize("infer", [True, False])