保存Django用户表单而不更改密码

I'm maintaining a Django application and have encountered a bug where if a user edits their profile then their password is corrupted; it seems that set_password is not being used and so the password is set to an unencrypted value which is hardcoded in the form. It's not clear how I could change the existing setup to get around this nuisance, and would welcome any suggestions. The update code looks like this:I'm maintaining a Django application and have e