Collecting flightby==0.1.21
  1 location(s) to search for versions of flightby:
  * https://pypi.python.org/simple/flightby/
  Getting page https://pypi.python.org/simple/flightby/
  Analyzing links from page https://pypi.python.org/simple/flightby/
    Found link https://pypi.python.org/packages/0e/cd/1dbb9e2861cac4b3eead198c8aaf45187da0c15f7d98d6b7d5112cd8e939/flightby-0.1.21-py3-none-any.whl#md5=14dec650a40c6b3397971ce7ad767850 (from https://pypi.python.org/simple/flightby/), version: 0.1.21
    Found link https://pypi.python.org/packages/e3/40/4abfcf0d6252b1c8ac466db4032fbd33349a96d830e9d6a7462c8a2233ba/flightby-0.1.21.tar.gz#md5=07f806624d21818357c16f63a91d522e (from https://pypi.python.org/simple/flightby/), version: 0.1.21
  Using version 0.1.21 (newest of versions: 0.1.21)
  Downloading flightby-0.1.21-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/0e/cd/1dbb9e2861cac4b3eead198c8aaf45187da0c15f7d98d6b7d5112cd8e939/flightby-0.1.21-py3-none-any.whl#md5=14dec650a40c6b3397971ce7ad767850 (from https://pypi.python.org/simple/flightby/)
  Saved /tmp/tmp86j0aci7/flightby-0.1.21-py3-none-any.whl
Skipping flightby, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-s1ftlujl/flightby