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Bundle pip in the base Python AppImages

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This commit is contained in:
Valentin Niess
2020-04-07 01:05:56 +02:00
parent 7a02dd539e
commit 34b1aad8f7
2 changed files with 62 additions and 12 deletions
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8
README.md
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@@ -25,17 +25,17 @@ packages we recommmed extracting the AppImage, e.g. as:
```sh
./python3.8.2-cp38-cp38-manylinux1_x86_64.AppImage --appimage-extract
mv squashfs-root python3.8.2-cp38-cp38-manylinux1_x86_64.AppDir
mv squashfs-root python3.8
rm -f python3.8.2-cp38-cp38-manylinux1_x86_64.AppImage
ln -s python3.8.2-cp38-cp38-manylinux1_x86_64.AppDir/AppRun python3.8
export PATH="$(pwd)/python3.8/usr/bin:${PATH}
```
Then, extra packages can be installed to the extracted AppDir using `pip`. For
example updating pip can be done as:
example upgrading pip can be done as:
```sh
./python3.8 -m pip install -U pip
pip install --upgrade pip
```

66
python_appimage/appimage/relocate.py
View File

@@ -85,6 +85,8 @@ def relocate_python(python=None, appdir=None):
FULLVERSION = '{:}.{:}.{:}'.format(*sys.version_info[:3])
VERSION = '.'.join(FULLVERSION.split('.')[:2])
PYTHON_X_Y = 'python' + VERSION
PIP_X_Y = 'pip' + VERSION
PIP_X = 'pip' + VERSION[0]
APPDIR = os.path.abspath(appdir)
APPDIR_BIN = APPDIR + '/usr/bin'
@@ -123,6 +125,30 @@ def relocate_python(python=None, appdir=None):
copy_tree(HOST_PKG, PYTHON_PKG)
copy_tree(HOST_INC, PYTHON_INC)
pip_source = HOST_BIN + '/' + PIP_X_Y
if not os.path.exists(pip_source):
pip_source = HOST_BIN + '/' + PIP_X
if os.path.exists(pip_source):
with open(pip_source) as f:
f.readline()
body = f.read()
target = PYTHON_BIN + '/' + PIP_X_Y
with open(target, 'w') as f:
f.write('#! /bin/sh\n')
f.write(' '.join((
'"exec"',
'"$(dirname $(readlink -f ${0}))/' + PYTHON_X_Y + '"',
'"$0"',
'"$@"\n'
)))
f.write(body)
shutil.copymode(pip_source, target)
relpath = os.path.relpath(target, APPDIR_BIN)
make_tree(APPDIR_BIN)
os.symlink(relpath, APPDIR_BIN + '/' + PIP_X_Y)
# Remove unrelevant files
log('PRUNE', '%s packages', PYTHON_X_Y)
@@ -159,20 +185,44 @@ def relocate_python(python=None, appdir=None):
elif version.startswith('3') and version >= latest3:
latest3 = version
if latest2 == VERSION:
remove_file(APPDIR_BIN + '/python2')
os.symlink(PYTHON_X_Y, APPDIR_BIN + '/python2')
python2 = APPDIR_BIN + '/python2'
remove_file(python2)
os.symlink(PYTHON_X_Y, python2)
has_pip = os.path.exists(APPDIR_BIN + '/' + PIP_X_Y)
if has_pip:
pip2 = APPDIR_BIN + '/pip2'
remove_file(pip2)
os.symlink(PIP_X_Y, pip2)
if latest3 == '0.0':
log('SYMLINK', 'python, python2 to ' + PYTHON_X_Y)
remove_file(APPDIR_BIN + '/python')
os.symlink('python2', APPDIR_BIN + '/python')
python = APPDIR_BIN + '/python'
remove_file(python)
os.symlink('python2', python)
if has_pip:
log('SYMLINK', 'pip, pip2 to ' + PIP_X_Y)
pip = APPDIR_BIN + '/pip'
remove_file(pip)
os.symlink('pip2', pip)
else:
log('SYMLINK', 'python2 to ' + PYTHON_X_Y)
if has_pip:
log('SYMLINK', 'pip2 to ' + PIP_X_Y)
elif latest3 == VERSION:
log('SYMLINK', 'python, python3 to ' + PYTHON_X_Y)
remove_file(APPDIR_BIN + '/python3')
os.symlink(PYTHON_X_Y, APPDIR_BIN + '/python3')
remove_file(APPDIR_BIN + '/python')
os.symlink('python3', APPDIR_BIN + '/python')
python3 = APPDIR_BIN + '/python3'
remove_file(python3)
os.symlink(PYTHON_X_Y, python3)
python = APPDIR_BIN + '/python'
remove_file(python)
os.symlink('python3', python)
if os.path.exists(APPDIR_BIN + '/' + PIP_X_Y):
log('SYMLINK', 'pip, pip3 to ' + PIP_X_Y)
pip3 = APPDIR_BIN + '/pip3'
remove_file(pip3)
os.symlink(PIP_X_Y, pip3)
pip = APPDIR_BIN + '/pip'
remove_file(pip)
os.symlink('pip3', pip)
# Set a hook in Python for cleaning the path detection