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Make launcher prefer python over python3

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This patch makes the launcher script prefer `python`, when present, over
`python3`. This way, the launcher uses the user's preferred `python`
(which is often set up as a symbolic link to a particular python2.x or
python3.x), when available.
This commit is contained in:
Anish Athalye 2019-06-26 15:00:07 -04:00
parent 8454021d66
commit 9a8d292681
1 changed files with 1 additions and 1 deletions
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bin/dotbot
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@ -7,8 +7,8 @@
# is useful because we don't know the name of the python binary. # is useful because we don't know the name of the python binary.
''':' # begin python string; this line is interpreted by the shell as `:` ''':' # begin python string; this line is interpreted by the shell as `:`
which python3 >/dev/null 2>&1 && exec python3 "$0" "$@"
which python >/dev/null 2>&1 && exec python "$0" "$@" which python >/dev/null 2>&1 && exec python "$0" "$@"
which python3 >/dev/null 2>&1 && exec python3 "$0" "$@"
which python2 >/dev/null 2>&1 && exec python2 "$0" "$@" which python2 >/dev/null 2>&1 && exec python2 "$0" "$@"
>&2 echo "error: cannot find python" >&2 echo "error: cannot find python"
exit 1 exit 1