from pprint import PrettyPrinter

class MyPrettyPrinter(PrettyPrinter):
	def __init__(self, *args, **kwargs):
		PrettyPrinter.__init__(self, *args, **kwargs)
	def format(self, object, context, maxlevels, level):
		(repr, readable, recursive) = PrettyPrinter.format(self, object, context, maxlevels, level)
		return (type(repr)(object), readable, recursive) if isinstance(object, str) else (repr, readable, recursive)
	
print(MyPrettyPrinter().pformat(['x']))