def GetFrameworkVersion(self):
    assert self._IsBundle()
    return self.GetPerTargetSetting('FRAMEWORK_VERSION', default='A')
Check `add_fieldsets` and only display those when action is add
dataset/ETHPy150Open adblockplus/gyp/pylib/gyp/xcode_emulation.py/XcodeSettings.GetFrameworkVersion--crossover with--dataset/ETHPy150Open baskoopmans/djcommon/djcommon/admin.py/EnhancedModelAdmin.get_fieldsets