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GeezerVison is showing github.com — python-docs-theme/babel_runner.py at main · python/python-docs-theme Expand file tree/ Copy pathbabel_runner.pyMore file actions executable file ·146 lines (121 loc) · 4.17 KB / Copy pathbabel_runner.pyFile metadata and controlsexecutable file ·146 lines (121 loc) · 4.17 KB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 """Script for handling translations with Babel""" from __future__ import annotations import argparse import ast import subprocess import tomllib from pathlib import Path from hatchling.builders.hooks.plugin.interface import BuildHookInterface # Global variables used by pybabel below (paths relative to PROJECT_DIR) DOMAIN = "python-docs-theme" COPYRIGHT_HOLDER = "Python Software Foundation" SOURCE_DIR = "python_docs_theme" MAPPING_FILE = ".babel.cfg" PROJECT_DIR = Path(__file__).resolve().parent PYPROJECT_TOML = Path(PROJECT_DIR, "pyproject.toml") INIT_PY = PROJECT_DIR / SOURCE_DIR / "__init__.py" LOCALES_DIR = Path(f"{SOURCE_DIR}", "locale") POT_FILE = Path(LOCALES_DIR, f"{DOMAIN}.pot") def get_project_info() -> dict: """Retrieve project's info to populate the message catalog template""" pyproject_text = PYPROJECT_TOML.read_text(encoding="utf-8") project_data = tomllib.loads(pyproject_text)["project"] # read __version__ from __init__.py for child in ast.parse(INIT_PY.read_bytes()).body: if not isinstance(child, ast.Assign): continue target = child.targets[0] if not isinstance(target, ast.Name) or target.id != "__version__": continue version_node = child.value if not isinstance(version_node, ast.Constant): continue project_data["version"] = version_node.value break return project_data def extract_messages() -> None: """Extract messages from all source files into message catalog template""" Path(PROJECT_DIR, LOCALES_DIR).mkdir(parents=True, exist_ok=True) project_data = get_project_info() subprocess.run( [ "pybabel", "extract", "-F", MAPPING_FILE, "--copyright-holder", COPYRIGHT_HOLDER, "--project", project_data["name"], "--version", project_data["version"], "--msgid-bugs-address", project_data["urls"]["Issue tracker"], "-o", POT_FILE, SOURCE_DIR, ], cwd=PROJECT_DIR, check=True, ) def init_locale(locale: str) -> None: """Initialize a new locale based on existing message catalog template""" pofile = PROJECT_DIR / LOCALES_DIR / locale / "LC_MESSAGES" / f"{DOMAIN}.po" if pofile.exists(): print(f"There is already a message catalog for locale {locale}, skipping.") return cmd = [ "pybabel", "init", "-i", POT_FILE, "-d", LOCALES_DIR, "-D", DOMAIN, "-l", locale, ] subprocess.run(cmd, cwd=PROJECT_DIR, check=True) def update_catalogs(locale: str) -> None: """Update translations from existing message catalogs""" cmd = ["pybabel", "update", "-i", POT_FILE, "-d", LOCALES_DIR, "-D", DOMAIN] if locale: cmd.extend(["-l", locale]) subprocess.run(cmd, cwd=PROJECT_DIR, check=True) def compile_catalogs(locale: str) -> None: """Compile existing message catalogs""" cmd = ["pybabel", "compile", "-d", LOCALES_DIR, "-D", DOMAIN] if locale: cmd.extend(["-l", locale]) subprocess.run(cmd, cwd=PROJECT_DIR, check=True) class CustomBuildHook(BuildHookInterface): def initialize(self, version: str, build_data: dict[str, object]) -> None: compile_catalogs("") def main() -> None: parser = argparse.ArgumentParser(description=__doc__) parser.add_argument( "command", choices=["extract", "init", "update", "compile"], help="command to be executed", ) parser.add_argument( "-l", "--locale", default="", help="language code (needed for init, optional for update and compile)", ) args = parser.parse_args() locale = args.locale if args.command == "extract": extract_messages() elif args.command == "init": if not locale: parser.error("init requires passing the --locale option") init_locale(locale) elif args.command == "update": update_catalogs(locale) elif args.command == "compile": compile_catalogs(locale) if __name__ == "__main__": main() |
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