pyproject.py

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#!/usr/bin/env python3
import sys

try:
    import tomlkit
except ImportError as e:
    print(
        "tomlkit not found. Please make sure to install the package.\n"
        "If it is already installed, make sure that it is included in the search path."
    )
    raise e


def update_pyproject_version(version):
    with open("pyproject.toml") as f:
        doc = tomlkit.load(f)
    if "project" not in doc or "version" not in doc["project"]:
        print("pyproject.toml doesn't contain project / version")
        return
    doc["project"]["version"] = version
    with open("pyproject.toml", "w") as f:
        tomlkit.dump(doc, f)


if __name__ == "__main__":
    if len(sys.argv) == 2:
        update_pyproject_version(sys.argv[1])
    else:
        print("you must provide the version as argument.")
        exit(1)