[docs] [issue19392] document importlib.reload() requires __loader__ to be defined

[Brett Cannon]

New submission from Brett Cannon:

Make sure importlib.reload() (and by extension imp.reload()) mention that __loader__ must be defined as well as __name__.

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assignee: docs at python
components: Documentation
messages: 201259
nosy: brett.cannon, docs at python
priority: normal
severity: normal
status: open
title: document importlib.reload() requires __loader__ to be defined
versions: Python 3.3, Python 3.4

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue19392>
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