def retrieve_extension(self, name, **kw):
response = self.request(E.retrieveExtensionRequest(<EOL>E.name(name),<EOL>E.withDescription(int(kw.get('<STR_LIT>', <NUM_LIT:0>))),<EOL>E.withPrice(int(kw.get('<STR_LIT>', <NUM_LIT:0>))),<EOL>E.withUsageCount(int(kw.get('<STR_LIT>', <NUM_LIT:0>))),<EOL>))<EOL>return response.as_model(Extension)<EOL>
Retrieve details on a single extension.