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Edit File: brp-python-bytecompile
#!/usr/bin/bash errors_terminate=$2 # Usage of %_python_bytecompile_extra is not allowed anymore # See: https://fedoraproject.org/wiki/Changes/No_more_automagic_Python_bytecompilation_phase_3 # Therefore $1 ($default_python) is not needed and is invoked with "" by default. # $default_python stays in the arguments for backward compatibility and $extra for the following check: extra=$3 if [ 0$extra -eq 1 ]; then echo -e "%_python_bytecompile_extra is discontinued, use %py_byte_compile instead.\nSee: https://fedoraproject.org/wiki/Changes/No_more_automagic_Python_bytecompilation_phase_3" >/dev/stderr exit 1 fi # If using normal root, avoid changing anything. if [ -z "$RPM_BUILD_ROOT" -o "$RPM_BUILD_ROOT" = "/" ]; then exit 0 fi # Figure out how deep we need to descend. We could pick an insanely high # number and hope it's enough, but somewhere, somebody's sure to run into it. depth=`(find "$RPM_BUILD_ROOT" -type f -name "*.py" -print0 ; echo /) | \ xargs -0 -n 1 dirname | sed 's,[^/],,g' | sort -u | tail -n 1 | wc -c` if [ -z "$depth" -o "$depth" -le "1" ]; then exit 0 fi # This function now implements Python byte-compilation in three different ways: # Python >= 3.4 and < 3.9 uses a new module compileall2 - https://github.com/fedora-python/compileall2 # Python < 3.4 (inc. Python 2) uses compileall module from stdlib with some hacks # When we drop support for Python 2, we'd be able to use all compileall2 features like: # - -s and -p options to manipulate with a path baked into pyc files instead of $real_libdir # - -o 0 -o 1 to produce multiple files in one run - each with a different optimization level - instead of $options # - removed useless $depth - both compileall and compileall2 are limited by sys.getrecursionlimit() # These changes will make this script much simpler # In Python >= 3.9, compileall2 was merged back to standard library (compileall) so we can use it directly again. function python_bytecompile() { local options=$1 local python_binary=$2 local exclude=$3 local python_libdir=$4 local depth=$5 # Not used for Python >= 3.4 local real_libdir=$6 # Not used for Python >= 3.4 python_version=$($python_binary -c "import sys; sys.stdout.write('{0.major}{0.minor}'.format(sys.version_info))") # # Python 3.9 and higher # if [ "$python_version" -ge 39 ]; then [ ! -z $exclude ] && exclude="-x '$exclude'" # -q disables verbose output # -f forces the process to overwrite existing compiled files # -x excludes paths defined by regex # -e excludes symbolic links pointing outside the build root # -x and -e together implements the same functionality as the Filter class below # -s strips $RPM_BUILD_ROOT from the path # -p prepends the leading slash to the path to make it absolute $python_binary -B $options -m compileall -q -f $exclude -s $RPM_BUILD_ROOT -p / -e $RPM_BUILD_ROOT --invalidation-mode=timestamp $python_libdir # # Python 3.4 and higher # elif [ "$python_version" -ge 34 ]; then [ ! -z $exclude ] && exclude="-x '$exclude'" # /usr/lib/rpm/redhat/ contains compileall2 Python module # -q disables verbose output # -f forces the process to overwrite existing compiled files # -x excludes paths defined by regex # -e excludes symbolic links pointing outside the build root # -x and -e together implements the same functionality as the Filter class below # -s strips $RPM_BUILD_ROOT from the path # -p prepends the leading slash to the path to make it absolute PYTHONPATH=/usr/lib/rpm/redhat/ $python_binary -B $options -m compileall2 -q -f $exclude -s $RPM_BUILD_ROOT -p / -e $RPM_BUILD_ROOT $python_libdir else # # Python 3.3 and lower (incl. Python 2) # cat << EOF | $python_binary $options import compileall, sys, os, re python_libdir = "$python_libdir" depth = $depth real_libdir = "$real_libdir" build_root = "$RPM_BUILD_ROOT" exclude = r"$exclude" class Filter: def search(self, path): ret = not os.path.realpath(path).startswith(build_root) if exclude: ret = ret or re.search(exclude, path) return ret sys.exit(not compileall.compile_dir(python_libdir, depth, real_libdir, force=1, rx=Filter(), quiet=1)) EOF fi } # .pyc/.pyo files embed a "magic" value, identifying the ABI version of Python # bytecode that they are for. # # The files below RPM_BUILD_ROOT could be targeting multiple versions of # python (e.g. a single build that emits several subpackages e.g. a # python26-foo subpackage, a python31-foo subpackage etc) # # Support this by assuming that below each /usr/lib/python$VERSION/, all # .pyc/.pyo files are to be compiled for /usr/bin/python$VERSION. # # For example, below /usr/lib/python2.6/, we're targeting /usr/bin/python2.6 # and below /usr/lib/python3.1/, we're targeting /usr/bin/python3.1 # Disable Python hash seed randomization # This should help with byte-compilation reproducibility: https://bugzilla.redhat.com/show_bug.cgi?id=1686078 export PYTHONHASHSEED=0 shopt -s nullglob for python_libdir in `find "$RPM_BUILD_ROOT" -type d|grep -E "/(usr|app)/lib(64)?/python[0-9]\.[0-9]+$"`; do python_binary=$(basename $python_libdir) real_libdir=${python_libdir/$RPM_BUILD_ROOT/} echo "Bytecompiling .py files below $python_libdir using $python_binary" # Generate normal (.pyc) byte-compiled files. python_bytecompile "" "$python_binary" "" "$python_libdir" "$depth" "$real_libdir" if [ $? -ne 0 -a 0$errors_terminate -ne 0 ]; then # One or more of the files had a syntax error exit 1 fi # Generate optimized (.pyo) byte-compiled files. python_bytecompile "-O" "$python_binary" "" "$python_libdir" "$depth" "$real_libdir" if [ $? -ne 0 -a 0$errors_terminate -ne 0 ]; then # One or more of the files had a syntax error exit 1 fi done