Teach inspectdb to handle SQL column names that are digits.
Teach inspectdb to handle SQL column names that are digits.

There's no accounting for taste in the way some people name columns,
apparently. Create a column with a name of "1" and inspectdb will still
produce valid Python code now. Fixed #16536. Thanks tereaom and
danodonovan.

git-svn-id: 554f83ef17aa7291f84efa897c1acfc5d0035373@16641 bcc190cf-cafb-0310-a4f2-bffc1f526a37

svn2github/django,svn2github/django,svn2github/django