.. method:: HTTPResponse.getheader(name, default=None)
- Get the contents of the header *name*, or *default* if there is no matching
- header. If *default* is an iterator other than a string, then the return
- value will be a string consisting of items of the iterator joined by comma.
+ Return the value of the header *name*, or *default* if there is no header
+ matching *name*. If there is more than one header with the name *name*,
+ return all of the values joined by ', '. If 'default' is any iterable other
+ than a single string, its elements are similarly returned joined by commas.
.. method:: HTTPResponse.getheaders()