docs/numbers.rst : update parse_number comments (#708)
docs/numbers.rst : update parse_number comments (#708)

* docs/numbers.rst : test format of revised comments

* docs/numbers.rst : test final doc changes

* docs/numbers.rst : refine format/language

* docs/numbers.rst : refine language/format

* docs/numbers.rst : refine language/format

* docs/numbers.rst : experiment with spacing
mitsuhiko/babel,python-babel/babel,python-babel/babel,mitsuhiko/babel,mitsuhiko/babel