Revert "Test for repr"

This reverts commit 226b72d.

Author: 3vts

pandas/io/formats/format.py

@@ -1703,7 +1703,7 @@ def _formatter(x):
             x = Timedelta(x)
         result = x._repr_base(format=format)
         if box:
-            result = f"'{result}'"
+            result = repr(result)
         return result
 
     return _formatter

pandas/io/formats/printing.py

@@ -229,7 +229,7 @@ def as_escaped_string(
             max_seq_items=max_seq_items,
         )
     elif isinstance(thing, str) and quote_strings:
-        result = f"'{as_escaped_string(thing)}'"
+        result = repr(as_escaped_string(thing))
     else:
         result = as_escaped_string(thing)