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pip_build.py
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pip_build.py
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"""Script to create (and optionally install) a `.whl` archive for Keras 3.
Usage:
1. Create a `.whl` file in `dist/`:
```
python3 pip_build.py
```
2. Also install the new package immediately after:
```
python3 pip_build.py --install
```
"""
import argparse
import datetime
import glob
import os
import pathlib
import re
import shutil
package = "keras_cv"
build_directory = "tmp_build_dir"
dist_directory = "dist"
to_copy = ["setup.py", "setup.cfg", "README.md"]
def ignore_files(_, filenames):
return [f for f in filenames if "_test" in f]
def export_version_string(version, is_nightly=False):
"""Export Version and Package Name."""
if is_nightly:
date = datetime.datetime.now()
version += f".dev{date.strftime('%Y%m%d%H')}"
# Replaces `name="keras-cv"` in `setup.py` with `keras-cv-nightly`
with open("setup.py") as f:
setup_contents = f.read()
with open("setup.py", "w") as f:
setup_contents = setup_contents.replace(
'name="keras-cv"', 'name="keras-cv-nightly"'
)
f.write(setup_contents)
# Make sure to export the __version__ string
with open(os.path.join(package, "src", "version_utils.py")) as f:
init_contents = f.read()
with open(os.path.join(package, "src", "version_utils.py"), "w") as f:
init_contents = re.sub(
"\n__version__ = .*\n",
f'\n__version__ = "{version}"\n',
init_contents,
)
f.write(init_contents)
def copy_source_to_build_directory(root_path):
# Copy sources (`keras_cv/` directory and setup files) to build
# directory
os.chdir(root_path)
os.mkdir(build_directory)
shutil.copytree(
package, os.path.join(build_directory, package), ignore=ignore_files
)
for fname in to_copy:
shutil.copy(fname, os.path.join(f"{build_directory}", fname))
os.chdir(build_directory)
def build(root_path, is_nightly=False):
if os.path.exists(build_directory):
raise ValueError(f"Directory already exists: {build_directory}")
try:
copy_source_to_build_directory(root_path)
print(os.getcwd())
from keras_cv.src.version_utils import __version__ # noqa: E402
export_version_string(__version__, is_nightly)
return build_and_save_output(root_path, __version__)
finally:
# Clean up: remove the build directory (no longer needed)
shutil.rmtree(build_directory)
def build_and_save_output(root_path, __version__):
# Build the package
os.system("python3 -m build")
# Save the dist files generated by the build process
os.chdir(root_path)
if not os.path.exists(dist_directory):
os.mkdir(dist_directory)
for fpath in glob.glob(
os.path.join(build_directory, dist_directory, "*.*")
):
shutil.copy(fpath, dist_directory)
# Find the .whl file path
whl_path = None
for fname in os.listdir(dist_directory):
if __version__ in fname and fname.endswith(".whl"):
whl_path = os.path.abspath(os.path.join(dist_directory, fname))
if whl_path:
print(f"Build successful. Wheel file available at {whl_path}")
else:
print("Build failed.")
return whl_path
def install_whl(whl_fpath):
print(f"Installing wheel file: {whl_fpath}")
os.system(f"pip3 install {whl_fpath} --force-reinstall --no-dependencies")
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument(
"--install",
action="store_true",
help="Whether to install the generated wheel file.",
)
parser.add_argument(
"--nightly",
action="store_true",
help="Whether to generate nightly wheel file.",
)
args = parser.parse_args()
root_path = pathlib.Path(__file__).parent.resolve()
whl_path = build(root_path, args.nightly)
if whl_path and args.install:
install_whl(whl_path)