Collecting whistle==1.0a3
  1 location(s) to search for versions of whistle:
  * https://pypi.python.org/simple/whistle/
  Getting page https://pypi.python.org/simple/whistle/
  Analyzing links from page https://pypi.python.org/simple/whistle/
    Skipping link https://pypi.python.org/packages/00/90/e3c721088f459b86bb0ed27aca2b17b5ba583fc18db1ba11621bb0b8d443/whistle-1.0a1-py3.5.egg#md5=28ad5784354f405870f9cffc75a3d34c (from https://pypi.python.org/simple/whistle/); unsupported archive format: .egg
    Found link https://pypi.python.org/packages/2e/81/7a1a78134fa31c33a9922a5c003a5e2d15012a9077c2febfa8ebb613bc0f/whistle-1.0a3.tar.gz#md5=8461eecf8da0b0e2b7f4bb1a04c2d223 (from https://pypi.python.org/simple/whistle/), version: 1.0a3
    Found link https://pypi.python.org/packages/4a/54/347a76d95e76f1a3f8487226f58f763746c63dd45f932ae9d6b2a4096ab2/whistle-1.0a1-py3-none-any.whl#md5=5d491e5de287bd7158ad14f29270c859 (from https://pypi.python.org/simple/whistle/), version: 1.0a1
    Skipping link https://pypi.python.org/packages/5a/69/5adc2ee935354e4595e79c3b7f467fb7cc0e1fe065d2d03f35665acdbfb0/whistle-1.0a2-py3.5.egg#md5=fa82233795a1724fc2e312f06461087a (from https://pypi.python.org/simple/whistle/); unsupported archive format: .egg
    Skipping link https://pypi.python.org/packages/72/e2/2c5f2875da7fbd4ef68d8edf2adcb1a9116ff4b69f70b39190fde96427a1/whistle-1.0a3-py3.6.egg#md5=8b728f4efa7952915a6b84789d5b2744 (from https://pypi.python.org/simple/whistle/); unsupported archive format: .egg
    Found link https://pypi.python.org/packages/89/31/58f44116dfda20ae70d61880e50e8a66fd01be75cdfe82c51898ce68d0ce/whistle-1.0a1.tar.gz#md5=24ebb03312eb0131e40dba6f4bfece1b (from https://pypi.python.org/simple/whistle/), version: 1.0a1
    Skipping link https://pypi.python.org/packages/8c/7f/62e23b4c6bba4b51acfd31cfb6f81ff79b5d1d93c6e10c659bd05f717d12/whistle-1.0a1-py3.6.egg#md5=6d154f05ee836b97724079491c99de8f (from https://pypi.python.org/simple/whistle/); unsupported archive format: .egg
    Found link https://pypi.python.org/packages/99/d4/867dbd4eb9a1ae4956b6d1fcc00fa34934be92f3b5f9a8ebd7808f850994/whistle-1.0a2-py3-none-any.whl#md5=87e3f4eb4bd74681b823b6bb16f8b428 (from https://pypi.python.org/simple/whistle/), version: 1.0a2
    Skipping link https://pypi.python.org/packages/bc/76/a776377a687bcd91f094df9f68d93247e51c66324f7ebcf1971b87b01f1a/whistle-1.0a3-py3.5.egg#md5=9616dfdc5f901fabb706c3853c1075cc (from https://pypi.python.org/simple/whistle/); unsupported archive format: .egg
    Found link https://pypi.python.org/packages/cd/55/755470f03e8a16a159851edc81cce2f40f50ce7eb203c4a14bdc270e8b33/whistle-1.0a2.tar.gz#md5=b6bbe798bf15bb0e7bd5ccfbfe201feb (from https://pypi.python.org/simple/whistle/), version: 1.0a2
    Found link https://pypi.python.org/packages/f8/46/cb9f8f849ebc4b2dc31e5e3945d3cd914571ea0a0fd57a18a8a53ac2b2cc/whistle-1.0a3-py3-none-any.whl#md5=53cf72a82a21e66020be46f9cc99fad3 (from https://pypi.python.org/simple/whistle/), version: 1.0a3
    Skipping link https://pypi.python.org/packages/fb/83/47c90d133a2bcb8db8851ca2655523dceca935ca46db67791c1dd5420b4a/whistle-1.0a2-py3.6.egg#md5=a0ab5ef0e2415db094a5f20ebad8453c (from https://pypi.python.org/simple/whistle/); unsupported archive format: .egg
  Using version 1.0a3 (newest of versions: 1.0a3)
  Downloading whistle-1.0a3-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/f8/46/cb9f8f849ebc4b2dc31e5e3945d3cd914571ea0a0fd57a18a8a53ac2b2cc/whistle-1.0a3-py3-none-any.whl#md5=53cf72a82a21e66020be46f9cc99fad3 (from https://pypi.python.org/simple/whistle/)
  Saved /tmp/tmpwg4kdzf0/whistle-1.0a3-py3-none-any.whl
Skipping whistle, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-33xumi0w/whistle