[Checkins] [zopefoundation/zope.schema] a3a0d3: Make DottedName accept leading underscores.

[GitHub]

  Branch: refs/heads/dottedname_allow_underscore
  Home:   https://github.com/zopefoundation/zope.schema
  Commit: a3a0d330c04dc43df68b3e56c2187d32eb1c265d
      https://github.com/zopefoundation/zope.schema/commit/a3a0d330c04dc43df68b3e56c2187d32eb1c265d
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2018-09-24 (Mon, 24 Sep 2018)

  Changed paths:
    M docs/api.rst
    M src/zope/schema/__init__.py
    M src/zope/schema/_field.py
    M src/zope/schema/interfaces.py
    M src/zope/schema/tests/test__field.py

  Log Message:
  -----------
  Make DottedName accept leading underscores.

Add a PythonIdentifier class, and share the regex for an identifier between DottedName and PythonIdentifier so they are in sync.



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