<s> """<STR_LIT>""" <EOL> class InstallationError ( Exception ) : <EOL> """<STR_LIT>""" <EOL> class UninstallationError ( Exception ) : <EOL> """<STR_LIT>""" <EOL> class DistributionNotFound ( InstallationError ) : <EOL> """<STR_LIT>""" <EOL> class BadCommand ( Exception ) : <EOL> """<STR_LIT>""" </s>
