?`U @sdZddlmZmZyddlZWn!ek rOddljZYnXddlm Z m Z m Z m Z dZ ddZdd Zd d Zd d ZddZddZddZdS)zn oauthlib.utils ~~~~~~~~~~~~~~ This module contains utility methods used by various parts of the OAuth spec. )absolute_importunicode_literalsN)quoteunquote bytes_type unicode_typeZ>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789cs"fdd}j|_|S)zDecorator which filters params to remove non-oauth_* parameters Assumes the decorated method takes a params dict or list of tuples as its first argument. cst|}|||S)N)filter_oauth_params)paramsargskwargs)target?/usr/lib/python3/dist-packages/oauthlib/oauth1/rfc5849/utils.pywrappers zfilter_params..wrapper)__doc__)r rr )r r filter_paramss rcCsQdd}t|tr:tt|t|jStt||SdS)zARemoves all non oauth parameters from a dict or a list of params.cSs|djdS)NrZoauth_) startswith)Zkvr r r'sz%filter_oauth_params..N) isinstancedictlistfilteritems)r Zis_oauthr r rr%s rcCs?t|ts/tdd|t|ft|ddS)zEscape a unicode string in an OAuth-compatible fashion. Per `section 3.6`_ of the spec. .. _`section 3.6`: http://tools.ietf.org/html/rfc5849#section-3.6 z$Only unicode objects are escapable. zGot %s of type %s.Zsafe~)rr ValueErrortyper)ur r rescape.srcCs%t|tstdt|S)Nz%Only unicode objects are unescapable.)rrrr)rr r runescape>s rcCs tj|S)z1A unicode-safe version of urllib2.parse_keqv_list)urllib2parse_keqv_list)lr r rr Dsr cCs tj|S)z1A unicode-safe version of urllib2.parse_http_list)rparse_http_list)rr r rr"Jsr"c Csdj}|dt|jj|rt|t|d}ytt|jSWnttfk rYnXtddS)z;Parse an OAuth authorization header into a list of 2-tupleszOAuth NzMalformed authorization header) lowerlenrr"rr r IndexErrorr)Zauthorization_headerZ auth_schemerr r rparse_authorization_headerPs %r&)rZ __future__rrr ImportErrorZurllib.requestZrequestZoauthlib.commonrrrrZUNICODE_ASCII_CHARACTER_SETrrrrr r"r&r r r rs "