Rob Andrews wrote:
> I should already know this, and probably once did, but have never had
> a real world use for it until now.
>
> What's a nice, clean way to recursively scan through directories with
> an arbitrary number of subdirectories?
Jason Orendorff's path module is awesome for this kind of job - it's as easy as
this:
from path import path
basePath = path('C:/stuff/jayfiles')
for filePath in basePath.walkfiles('*.txt'):
currentFile = open(filePath)
# etc
Highly recommended.
http://www.jorendorff.com/articles/python/path/
Kent
>
> In today's example, we're looking to grab the file name and third line
> of the file for every text file in the directory tree, and dump into a
> new text file. Everything but the walking of the tree was obvious
> enough.
>
> We used the following to grab the desired output from a single level
> of directories:
>
> import glob
>
> for fileName in glob.glob('C:/stuff/jayfiles/*/*.txt'): # glob through
> directories
> newFile = open('C:/stuff/jayfiles/newFile.txt', 'a') # open
> newFile to append
> newFile.write(fileName) # append fileName to newFile
> newFile.write('\t') # append a tab after fileName
> currentFile = open(fileName, 'r') # open next file for reading
> currentFile.readline() # this and the following line go through...
> currentFile.readline() # ...the 1st 2 lines of the file
> thirdLine = currentFile.readline() # modify this to print to text file
> newFile.write(thirdLine) # append thirdLine to newFile
> currentFile.close() # close currentFile
> newFile.close() # close newFile
>
> -Rob
> _______________________________________________
> Tutor maillist - [email protected]
> http://mail.python.org/mailman/listinfo/tutor
>
>
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