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PythonRequirement: don't blindly use first Python in PATH

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Fixes Homebrew/homebrew#42461.
This commit is contained in:
Misty De Meo 2015-08-09 19:12:54 -07:00
parent fac17e8459
commit 6b1ce9827e
1 changed files with 10 additions and 6 deletions
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16
Library/Homebrew/requirements/python_requirement.rb
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@ -19,13 +19,17 @@ class PythonRequirement < Requirement
end
env do
if system_python?
if python_binary == "python"
version = python_short_version
ENV["PYTHONPATH"] = "#{HOMEBREW_PREFIX}/lib/python#{version}/site-packages"
end
elsif which_python
short_version = python_short_version
if !system_python? && short_version == Version.new("2.7")
ENV.prepend_path "PATH", which_python.dirname
# Homebrew Python should take precedence over older Pythons in the PATH
elsif short_version != Version.new("2.7")
ENV.prepend_path "PATH", Formula["python"].opt_bin
end
if python_binary == "python"
ENV["PYTHONPATH"] = "#{HOMEBREW_PREFIX}/lib/python#{version}/site-packages"
end
end