pop(key, default=None) Return a representation of the message corresponding to key and delete the message. If no such

binascii.a2b_base64(string) Convert a block of base64 data back to binary and return the binary data. More than one line may

binascii.a2b_hqx(string) Convert binhex4 formatted ASCII data to binary, without doing RLE-decompression. The string should

email.utils.format_datetime(dt, usegmt=False) Like formatdate, but the input is a

set_subdir(subdir) Set the subdirectory the message should be stored in. Parameter subdir must be either “new” or “cur”

lock() unlock() Three locking mechanisms are used—dot locking and, if available, the flock() and lockf()

lineno The line corresponding to pos.

__setitem__(key, message) update(arg) Warning

__ne__(other) This method allows you to compare two Header instances for inequality.

base64.a85decode(b, *, foldspaces=False, adobe=False, ignorechars=b' \t\n\r\v') Decode the Ascii85 encoded