<s> """<STR_LIT>""" <EOL> from pymongo . errors import PyMongoError <EOL> class GridFSError ( PyMongoError ) : <EOL> """<STR_LIT>""" <EOL> class CorruptGridFile ( GridFSError ) : <EOL> """<STR_LIT>""" <EOL> class NoFile ( GridFSError ) : <EOL> """<STR_LIT>""" <EOL> class FileExists ( GridFSError ) : <EOL> """<STR_LIT>""" <EOL> class UnsupportedAPI ( GridFSError ) : <EOL> """<STR_LIT>""" </s>
