Joseph Richey 2133dbf219 Allow building without python2 (flutter/engine#8605)
Almost all of the python build files in the flutter project work if
`python` is `python2` or `python3`. This is the only area where print is
incorrectly used (for `python3`).

Related issue: https://fuchsia-review.googlesource.com/c/fuchsia/+/272925
2019-04-17 19:57:20 -07:00
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