|
| 1 | +"""Tool to merge cpython pot files to python-docs-fr po files for a |
| 2 | +given branch. |
| 3 | +""" |
| 4 | + |
| 5 | +importre |
| 6 | +importshutil |
| 7 | +frompathlibimportPath |
| 8 | +importargparse |
| 9 | +importsubprocess |
| 10 | +fromsubprocessimportPIPE |
| 11 | +fromtqdmimporttqdm |
| 12 | + |
| 13 | + |
| 14 | +defrun(*args:str|Path,**kwargs)->subprocess.CompletedProcess: |
| 15 | +"""Run a shell command with subprocess.run() with check=True and |
| 16 | + encoding="UTF-8". |
| 17 | + """ |
| 18 | +returnsubprocess.run(list(args),encoding="UTF-8",check=True,**kwargs) |
| 19 | + |
| 20 | + |
| 21 | +defparse_args(): |
| 22 | +parser=argparse.ArgumentParser(description=__doc__) |
| 23 | +parser.add_argument( |
| 24 | +"--cpython_repo", |
| 25 | +default=Path("../cpython"), |
| 26 | +type=Path, |
| 27 | +help="Use this given cpython clone.", |
| 28 | + ) |
| 29 | +parser.add_argument("branch",help="Merge from this branch") |
| 30 | +returnparser.parse_args() |
| 31 | + |
| 32 | + |
| 33 | +defsetup_repo(repo_path:Path,branch:str): |
| 34 | +"""Ensure we're up-to-date.""" |
| 35 | +run("git","-C",repo_path,"checkout",branch) |
| 36 | +run("git","-C",repo_path,"pull","--ff-only") |
| 37 | + |
| 38 | + |
| 39 | +defcopy_new_files(new_files:set[Path],pot_path:Path)->None: |
| 40 | +"""Just copy new po files to our hierarchy.""" |
| 41 | +print(f"{len(new_files)} new files.") |
| 42 | +forfileinnew_files: |
| 43 | +file.parent.mkdir(parents=True,exist_ok=True) |
| 44 | +src= (pot_path/file).with_suffix(".pot") |
| 45 | +run("msgcat","-o",file,src) |
| 46 | + |
| 47 | + |
| 48 | +defupdate_known_files(known_files:set[Path],pot_path:Path)->None: |
| 49 | +"""msgmerge updated pot files in our po files.""" |
| 50 | +print(f"{len(known_files)} files to update.") |
| 51 | +forfileintqdm(known_files,desc="merging pot files"): |
| 52 | +src= (pot_path/file).with_suffix(".pot") |
| 53 | +run("msgmerge","-q","--backup=off","--force-po","-U",file,src) |
| 54 | + |
| 55 | + |
| 56 | +defremove_old_files(old_files:set[Path])->None: |
| 57 | +"""Remove files removed upstream.""" |
| 58 | +print(f"{len(old_files)} removed files.") |
| 59 | + |
| 60 | +forfileinold_files: |
| 61 | +run("git","rm",file) |
| 62 | + |
| 63 | + |
| 64 | +defclean_paths(files:set[Path])->None: |
| 65 | +"""Ensure the path present in po files are always relative. |
| 66 | +
|
| 67 | + This avoid having diffs on those paths when we change something in |
| 68 | + a script. |
| 69 | + """ |
| 70 | +forfileintqdm(files,desc="Cleaning rst path in pot files"): |
| 71 | +contents=file.read_text(encoding="UTF-8") |
| 72 | +contents=re.sub("^#: .*Doc/","#: ",contents,flags=re.M) |
| 73 | +file.write_text(contents,encoding="UTF-8") |
| 74 | + |
| 75 | + |
| 76 | +defupdate_makefile(cpython_repo:Path)->None: |
| 77 | +"""Update CPYTHON_CURRENT_COMMIT in the Makefile. |
| 78 | +
|
| 79 | + So that when we run `make` it use the same commit than the one |
| 80 | + used to generate the `po` files. |
| 81 | + """ |
| 82 | +makefile=Path("Makefile").read_text(encoding="UTF-8") |
| 83 | +head=run( |
| 84 | +"git","-C",cpython_repo,"rev-parse","HEAD",stdout=PIPE |
| 85 | + ).stdout.strip() |
| 86 | +makefile=re.sub( |
| 87 | +"^CPYTHON_CURRENT_COMMIT :=.*$", |
| 88 | +f"CPYTHON_CURRENT_COMMIT :={head}", |
| 89 | +makefile, |
| 90 | +flags=re.M, |
| 91 | + ) |
| 92 | +Path("Makefile").write_text(makefile,encoding="UTF-8") |
| 93 | +run("git","add","Makefile") |
| 94 | + |
| 95 | + |
| 96 | +defgit_add_relevant_files(): |
| 97 | +"""Add only files with relevant modifications. |
| 98 | +
|
| 99 | + This only add files with actual modifications, not just metadata |
| 100 | + modifications, to avoid noise in history. |
| 101 | + """ |
| 102 | +modified_files=run("git","ls-files","-m",stdout=PIPE).stdout.split("\n") |
| 103 | +modified_po_files= [lineforlineinmodified_filesifline.endswith(".po")] |
| 104 | +forfileinmodified_po_files: |
| 105 | +diff=run("git","diff","-U0",file,stdout=PIPE).stdout |
| 106 | +iflen(diff.split("\n"))>8: |
| 107 | +run("git","add",file) |
| 108 | +else: |
| 109 | +run("git","checkout","--",file) |
| 110 | +run("rm","-f","whatsnew/changelog.po")# We don't translate this file. |
| 111 | + |
| 112 | + |
| 113 | +defmain(): |
| 114 | +args=parse_args() |
| 115 | +setup_repo(args.cpython_repo,args.branch) |
| 116 | +run( |
| 117 | +*["sphinx-build","-jauto","-QDgettext_compact=0","-bgettext",".","../pot"], |
| 118 | +cwd=args.cpython_repo/"Doc", |
| 119 | + ) |
| 120 | +pot_path=args.cpython_repo/"pot" |
| 121 | +upstream= { |
| 122 | +file.relative_to(pot_path).with_suffix(".po") |
| 123 | +forfileinpot_path.glob("**/*.pot") |
| 124 | + } |
| 125 | +downstream= { |
| 126 | +Path(po) |
| 127 | +forpoinrun("git","ls-files","*.po",stdout=PIPE).stdout.splitlines() |
| 128 | + } |
| 129 | +copy_new_files(upstream-downstream,pot_path=pot_path) |
| 130 | +update_known_files(upstream&downstream,pot_path=pot_path) |
| 131 | +remove_old_files(downstream-upstream) |
| 132 | +clean_paths((upstream-downstream)| (upstream&downstream)) |
| 133 | +shutil.rmtree(pot_path) |
| 134 | +run("powrap","-m") |
| 135 | +update_makefile(args.cpython_repo) |
| 136 | +git_add_relevant_files() |
| 137 | +run("git","commit","-m","Make merge") |
| 138 | + |
| 139 | + |
| 140 | +if__name__=="__main__": |
| 141 | +main() |