Django 1.8.13 release notesLink para este cabeçalho# May 2, 2016 Django 1.8.13 fixes several bugs in 1.8.12. BugfixesLink para este cabeçalho# Fixed TimeField microseconds round-tripping on MySQL and SQLite (#26498). Restored conversion of an empty string to null when saving values of GenericIPAddressField on SQLite and MySQL (#26557).