A regex file renamer/mover
Correcting structure
+59
-56
+55
multimv/__init__.py
+55
multimv/__init__.py
···
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#!/usr/bin/env python3
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from argparse import ArgumentParser, Namespace
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from pathlib import Path
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import shlex
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def main():
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parser = ArgumentParser()
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parser.add_argument("-m", "--method", choices=["re"], default="re")
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parser.add_argument("-g", "--global", dest="global_", action="store_true")
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parser.add_argument("-i", "--ignore-case", action="store_true")
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parser.add_argument("-d", "--dry-run", action="store_true")
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parser.add_argument("-q", "--quiet", action="store_true")
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parser.add_argument("pattern")
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parser.add_argument("replacement")
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parser.add_argument("files", nargs="*", type=Path)
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args = parser.parse_args()
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# Per method code
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if args.method == "re":
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import re
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def new_path(old):
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return old.with_name(
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re.sub(
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args.pattern,
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repl=args.replacement,
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string=old.name,
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flags=(re.I if args.ignore_case else 0),
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count=(0 if args.global_ else 1),
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)
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)
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# Generic code
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moves = []
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for old in args.files:
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if old != (new := new_path(old)):
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moves.append(Namespace(old=old, new=new))
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if any(m.new.exists() for m in moves):
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raise Error # Collides with pre-existing file
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if len({m.new for m in moves}) < len(moves):
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raise Error # List has duplicates
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for move in moves:
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if not args.quiet:
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print(
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f"- {shlex.quote(str(move.old))}",
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f"+ {shlex.quote(str(move.new))}",
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sep="\n",
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)
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if not args.dry_run:
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move.old.rename(move.new)
-55
multimv/__main__.py
-55
multimv/__main__.py
···
1
-
#!/usr/bin/env python3
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from argparse import ArgumentParser, Namespace
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from pathlib import Path
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import shlex
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6
-
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parser = ArgumentParser()
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parser.add_argument("-m", "--method", choices=["re"], default="re")
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parser.add_argument("-g", "--global", dest="global_", action="store_true")
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parser.add_argument("-i", "--ignore-case", action="store_true")
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parser.add_argument("-d", "--dry-run", action="store_true")
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parser.add_argument("-q", "--quiet", action="store_true")
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parser.add_argument("pattern")
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parser.add_argument("replacement")
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parser.add_argument("files", nargs="*", type=Path)
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args = parser.parse_args()
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# Per method code
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if args.method == "re":
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import re
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def new_path(old):
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return old.with_name(
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re.sub(
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args.pattern,
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repl=args.replacement,
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string=old.name,
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flags=(re.I if args.ignore_case else 0),
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count=(0 if args.global_ else 1),
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)
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)
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# Generic code
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moves = []
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for old in args.files:
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if old != (new := new_path(old)):
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moves.append(Namespace(old=old, new=new))
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if any(m.new.exists() for m in moves):
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raise Error # Collides with pre-existing file
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if len({m.new for m in moves}) < len(moves):
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raise Error # List has duplicates
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for move in moves:
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if not args.quiet:
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print(
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f"- {shlex.quote(str(move.old))}",
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f"+ {shlex.quote(str(move.new))}",
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sep="\n",
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)
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if not args.dry_run:
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move.old.rename(move.new)
+4
-1
pyproject.toml
+4
-1
pyproject.toml
···
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[tool.poetry]
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name = "multimv"
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version = "0.1.0"
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version = "0.2.0"
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description = "Multi mv via fixed string / regex / bash pattern substitutions"
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authors = ["Summer"]
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license = "MIT"
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[tool.poetry.dependencies]
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python = "^3.6"
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[tool.poetry.scripts]
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multimv = 'multimv:main'
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[build-system]
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requires = ["poetry-core>=1.0.0"]