class mailbox.MH(path, factory=None, create=True)
A subclass of Mailbox for mailboxes in MH format. Parameter factory is a callable object that accepts a file-like message representation (which behaves as if opened in binary mode) and returns a custom representation. If factory is None, MHMessage is used as the default message representation. If create is True, the mailbox is created if it does not exist.
MH is a directory-based mailbox format invented for the MH Message Handling System, a m