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| -rw-r--r-- | .travis.yml | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/.travis.yml b/.travis.yml index d310f8d2a..e1f4bcfe5 100644 --- a/.travis.yml +++ b/.travis.yml @@ -45,7 +45,16 @@ before_install: - python -V - popd install: - - python setup.py install + # We used to use 'setup.py install' here, but that has the terrible + # behaviour that if a copy of the package is already installed in + # the install location, then the new copy just gets dropped on top + # of it. Travis typically has a stable numpy release pre-installed, + # and if we don't remove it, then we can accidentally end up + # e.g. running old test modules that were in the stable release but + # have been removed from master. (See gh-2765, gh-2768.) Using 'pip + # install' also has the advantage that it tests that numpy is 'pip + # install' compatible, see e.g. gh-2766... + - pip install . script: # We change directories to make sure that python won't find the copy # of numpy in the source directory. |