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bpo-36064: Clarify allowed data types for urllib.request.Request. (GH… · python/cpython@9e30fba

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@@ -192,8 +192,8 @@ The following classes are provided:

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*data* must be an object specifying additional data to send to the

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server, or ``None`` if no such data is needed. Currently HTTP

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requests are the only ones that use *data*. The supported object

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types include bytes, file-like objects, and iterables. If no

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``Content-Length`` nor ``Transfer-Encoding`` header field

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types include bytes, file-like objects, and iterables of bytes-like objects.

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If no ``Content-Length`` nor ``Transfer-Encoding`` header field

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has been provided, :class:`HTTPHandler` will set these headers according

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to the type of *data*. ``Content-Length`` will be used to send

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bytes objects, while ``Transfer-Encoding: chunked`` as specified in