a XC?hBã@s>dZddlmZddlmZddlmZGdd„dejƒZdS)z©Fixer that changes 'a ,b' into 'a, b'. This also changes '{a :b}' into '{a: b}', but does not touch other uses of colons. It does not touch other uses of whitespace. é)Úpytree)Útoken)Ú fixer_basec@s@eZdZdZdZe ejd¡Ze ej d¡Z ee fZ dd„Z dS)Ú FixWsCommaTzH any<(not(',') any)+ ',' ((not(',') any)+ ',')* [not(',') any]> ú,ú:cCs`| ¡}d}|jD]H}||jvrB|j}| ¡rs