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Build the pairs list more sensibly.

master
voussoir 2020-09-30 13:16:27 -07:00
parent 80a87fa09f
commit d8ec599e59
1 changed files with 21 additions and 11 deletions
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32
brename.py
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@ -38,17 +38,23 @@ def brename(transformation, autoyes=False, recurse=False):
else: else:
olds = [os.path.join(os.getcwd(), x) for x in os.listdir('.')] olds = [os.path.join(os.getcwd(), x) for x in os.listdir('.')]
news = [] pairs = []
for (index, x) in enumerate(olds): for (index, old) in enumerate(olds):
directory = os.path.dirname(x) new = old
basename = os.path.basename(x) directory = os.path.dirname(new)
(noext, ext) = os.path.splitext(basename) basename = os.path.basename(new)
x = basename new = basename
x = eval(transformation)
x = os.path.join(directory, x)
news.append(x)
pairs = [(x, y) for (x, y) in zip(olds, news) if x != y] # These variables are assigned so that you can use them in your
# transformation string.
(noext, ext) = os.path.splitext(basename)
x = new
new = eval(transformation)
new = os.path.join(directory, new)
if new == old:
continue
pairs.append((old, new))
if not pairs: if not pairs:
print('Nothing to replace') print('Nothing to replace')
@ -57,7 +63,11 @@ def brename(transformation, autoyes=False, recurse=False):
loop(pairs, dry=True) loop(pairs, dry=True)
if autoyes or getpermission.getpermission('Is this correct?'): if autoyes or getpermission.getpermission('Is this correct?'):
pairs = reversed(pairs) # Sort in reverse so that renaming a file inside a directory always
# occurs before renaming the directory itself. If you rename the
# directory first, then the path to the file is invalid by the time
# you want to rename it.
pairs = sorted(pairs, reverse=True)
loop(pairs, dry=False) loop(pairs, dry=False)
def excise(s, mark_left, mark_right): def excise(s, mark_left, mark_right):