esp-idf/tools/detect_python.fish

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# This file should be sourced, not executed!
#
# This is a port of detect_python.sh. More information are provided there.
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set OLDEST_PYTHON_SUPPORTED_MAJOR 3
set OLDEST_PYTHON_SUPPORTED_MINOR 7
set -q ESP_PYTHON; or set PYLIST python3 python python3.7 python3.8 python3.9 python3.10 python3.11 python3.12
set -q ESP_PYTHON; or set -x ESP_PYTHON python
for p_cmd in $PYLIST;
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$p_cmd --version >/dev/null 2>&1; or continue
echo "Checking \"$p_cmd\" ..."
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$p_cmd -c "import sys; exit(1) if sys.version_info.major < int(\"$OLDEST_PYTHON_SUPPORTED_MAJOR\") else exit(0);"; or continue
$p_cmd -c "import sys; exit(1) if sys.version_info.minor < int(\"$OLDEST_PYTHON_SUPPORTED_MINOR\") else exit(0);"; or continue
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set ESP_PYTHON $p_cmd
break
end
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test -n "$ESP_PYTHON"; or echo "Python $OLDEST_PYTHON_SUPPORTED_MAJOR.$OLDEST_PYTHON_SUPPORTED_MINOR+ is not installed! Please see the documentation for how to install it."
test -n "$ESP_PYTHON"; or exit 1
$ESP_PYTHON --version
echo "$ESP_PYTHON has been detected"