kbudZddlZddlmZejdZejdZejdZejdZe eefe eefiZ d d Z d Z dS) z requests._internal_utils ~~~~~~~~~~~~~~ Provides utility functions that are consumed internally by Requests which depend on extremely few external helpers (such as compat) N) builtin_strs^[^:\s][^:\r\n]*$z^[^:\s][^:\r\n]*$s^\S[^\r\n]*$|^$z^\S[^\r\n]*$|^$asciic`t|tr|}n||}|S)zGiven a string object, regardless of type, returns a representation of that string in the native string type, encoding and decoding where necessary. This assumes ASCII unless told otherwise. ) isinstancerdecode)stringencodingouts :/usr/lib/python3/dist-packages/requests/_internal_utils.pyto_native_stringr s3 &+&&&mmH%% Jct|tsJ |ddS#t$rYdSwxYw)zDetermine if unicode string only contains ASCII characters. :param str u_string: unicode string to check. Must be unicode and not Python 2 `str`. :rtype: bool rTF)rstrencodeUnicodeEncodeError)u_strings r unicode_is_asciir$sX h $ $$$$   t uus 0 >>)r)__doc__recompatrcompile_VALID_HEADER_NAME_RE_BYTE_VALID_HEADER_NAME_RE_STR_VALID_HEADER_VALUE_RE_BYTE_VALID_HEADER_VALUE_RE_STRbytesrHEADER_VALIDATORSr rrr r s 'RZ(=>>&BJ';<<(bj)<=='RZ(:;; &(C D #%? @         r