synthicity / pandana / 207

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travis-ci

Raise exceptions when OSM queries are empty

If you make a query that doesn't return any data
(becaues you get the coords wrong, or there are no restaurants)
the errors that pop out of Pandas aren't very helpful,
so I put in some checks for that situation and
raise a descriptive exception.

4 of 4 new or added lines in 1 file covered. (100.0%)

338 of 370 relevant lines covered (91.35%)

0.91 hits per line