STYLE: fix pylint redefined-outer-name warning for file (pandas-dev#49844)

* addressed pylint redfined-outer-name warning in files

* addressed pylint redefined-outer-name warning in files

* addressed pylint redefined_out_name warning in datetimes.py

* addressed pylint redefined_out_name warning in datetimes.py

* updated pylint fix by renaming import timezones to libtimezones

Author: angularOcean

pandas/core/tools/datetimes.py

@@ -26,7 +26,7 @@
     iNaT,
     nat_strings,
     parsing,
-    timezones,
+    timezones as libtimezones,
 )
 from pandas._libs.tslibs.parsing import (
     DateParseError,
@@ -402,7 +402,7 @@ def _convert_listlike_datetimes(
     # NB: this must come after unit transformation
     orig_arg = arg
     try:
-        arg, _ = maybe_convert_dtype(arg, copy=False, tz=timezones.maybe_get_tz(tz))
+        arg, _ = maybe_convert_dtype(arg, copy=False, tz=libtimezones.maybe_get_tz(tz))
     except TypeError:
         if errors == "coerce":
             npvalues = np.array(["NaT"], dtype="datetime64[ns]").repeat(len(arg))