CLN: remove kwargs in Index.format

Author: topper-123

pandas/core/indexes/base.py

@@ -902,7 +902,7 @@ def _mpl_repr(self):
         # how to represent ourselves to matplotlib
         return self.values
 
-    def format(self, name: bool = False, formatter=None, **kwargs):
+    def format(self, name: bool = False, formatter=None, na_rep="NaN") -> List[str_t]:
         """
         Render a string representation of the Index.
         """
@@ -917,7 +917,7 @@ def format(self, name: bool = False, formatter=None, **kwargs):
         if formatter is not None:
             return header + list(self.map(formatter))
 
-        return self._format_with_header(header, **kwargs)
+        return self._format_with_header(header, na_rep=na_rep)
 
     def _format_with_header(self, header, na_rep="NaN") -> List[str_t]:
         from pandas.io.formats.format import format_array

pandas/core/indexes/datetimelike.py

@@ -338,6 +338,22 @@ def argmax(self, axis=None, skipna=True, *args, **kwargs):
     # --------------------------------------------------------------------
     # Rendering Methods
 
+    def format(
+        self, name: bool = False, formatter=None, date_format=None, na_rep="NaT"
+    ) -> List[str]:
+        """
+        Render a string representation of the Index.
+        """
+        header = []
+        if name:
+            fmt_name = ibase.pprint_thing(self.name, escape_chars=("\t", "\r", "\n"))
+            header.append(fmt_name)
+
+        if formatter is not None:
+            return header + list(self.map(formatter))
+
+        return self._format_with_header(header, date_format=date_format, na_rep=na_rep)
+
     def _format_with_header(self, header, na_rep="NaT", date_format=None) -> List[str]:
         return header + list(
             self._format_native_types(na_rep=na_rep, date_format=date_format)

pandas/core/indexes/multi.py

@@ -1237,7 +1237,7 @@ def format(
         names=False,
         na_rep=None,
         formatter=None,
-    ):
+    ) -> list:
         if len(self) == 0:
             return []
 

pandas/core/indexes/range.py

@@ -198,7 +198,7 @@ def _format_data(self, name=None):
         return None
 
     def _format_with_header(self, header, na_rep="NaN") -> List[str]:
-        return header + list(map(pprint_thing, self._range))
+        return header + [pprint_thing(x) for x in self._range]
 
     # --------------------------------------------------------------------
     _deprecation_message = (