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comparison cutils/treesum.py @ 327:8e62738e7469

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treesum: implement option "--output-style". Currently only the existing output writer implementing the BSD style tagged output is allowed.
author Franz Glasner <fzglas.hg@dom66.de>
date Wed, 26 Mar 2025 23:42:08 +0100
parents a464f36fffcb
children 97bba2295eb3
comparison
equal deleted inserted replaced
326:a464f36fffcb 327:8e62738e7469
163 help="Dont use mmap.") 163 help="Dont use mmap.")
164 gp.add_argument( 164 gp.add_argument(
165 "--output", "-o", action="store", metavar="OUTPUT", 165 "--output", "-o", action="store", metavar="OUTPUT",
166 help="Put the checksum into given file. " 166 help="Put the checksum into given file. "
167 "If not given or if it is given as `-' then stdout is used.") 167 "If not given or if it is given as `-' then stdout is used.")
168 gp.add_argument(
169 "--output-style", dest="output_style", default="tagged",
170 choices=("tagged", "tag"),
171 help="""
172 Select the output style: "tagged" or "tag" selects BSD style tagged format.
173 Default is "tagged".
174 """)
168 gp.add_argument( 175 gp.add_argument(
169 "--physical", "-P", action=SymlinkAction, dest="follow_symlinks", 176 "--physical", "-P", action=SymlinkAction, dest="follow_symlinks",
170 const=FollowSymlinkConfig(False, False, False), 177 const=FollowSymlinkConfig(False, False, False),
171 help="""Do not follow any symbolic links whether they are given 178 help="""Do not follow any symbolic links whether they are given
172 on the command line or when walking the directory tree. 179 on the command line or when walking the directory tree.
427 minimal=None, 434 minimal=None,
428 mode=False, 435 mode=False,
429 mmap=None, 436 mmap=None,
430 mtime=False, 437 mtime=False,
431 output=None, 438 output=None,
439 output_style="tagged",
432 print_size=False, 440 print_size=False,
433 size_only=False, 441 size_only=False,
434 utf8=False): 442 utf8=False):
435 if not isinstance(follow_symlinks, FollowSymlinkConfig): 443 if not isinstance(follow_symlinks, FollowSymlinkConfig):
436 raise TypeError("`follow_symlinks' must be a FollowSymlinkConfig") 444 raise TypeError("`follow_symlinks' must be a FollowSymlinkConfig")
444 if f[0] not in ("exclude", "include"): 452 if f[0] not in ("exclude", "include"):
445 raise ValueError( 453 raise ValueError(
446 "every kind of every item in `fnmatch_filters' must be" 454 "every kind of every item in `fnmatch_filters' must be"
447 " \"include\", \"exclude\" or \"accept-treesum\"" 455 " \"include\", \"exclude\" or \"accept-treesum\""
448 ) 456 )
457 if output_tyle not in ("tagged", "tag"):
458 raise ValueError(
459 "given output_style `%s' not allowed" % (output_style,))
449 460
450 # Not following symlinks to files is not yet supported: reset to True 461 # Not following symlinks to files is not yet supported: reset to True
451 # if not follow_symlinks.file: 462 # if not follow_symlinks.file:
452 # follow_symlinks = follow_symlinks._make([follow_symlinks.command_line, 463 # follow_symlinks = follow_symlinks._make([follow_symlinks.command_line,
453 # follow_symlinks.directory, 464 # follow_symlinks.directory,
467 mmap=mmap, 478 mmap=mmap,
468 metadata_full_mode=full_mode, 479 metadata_full_mode=full_mode,
469 metadata_mode=mode, 480 metadata_mode=mode,
470 metadata_mtime=mtime, 481 metadata_mtime=mtime,
471 output=output, 482 output=output,
483 output_style=output_style,
472 print_size=print_size, 484 print_size=print_size,
473 size_only=size_only, 485 size_only=size_only,
474 utf8=utf8) 486 utf8=utf8)
475 return opts 487 return opts
476 488
513 else: 525 else:
514 out_cm = open(opts.output, "wb") 526 out_cm = open(opts.output, "wb")
515 527
516 fnmatcher = fnmatch.FnMatcher.build_from_commandline_patterns( 528 fnmatcher = fnmatch.FnMatcher.build_from_commandline_patterns(
517 opts.fnmatch_filters) 529 opts.fnmatch_filters)
530
531 assert opts.output_style in ("tagged", "tag")
518 532
519 with out_cm as outfp: 533 with out_cm as outfp:
520 writer = TaggedTreesumWriter(outfp) 534 writer = TaggedTreesumWriter(outfp)
521 for d in opts.directories: 535 for d in opts.directories:
522 V1DirectoryTreesumGenerator( 536 V1DirectoryTreesumGenerator(