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#! /usr/local/bin/python
# This program reads all *.py and test/*.py in "libDir", and
# copies those files with illegal DOS names to libDir/dos_8x3.
# Names are illegal if they are longer than 8x3 chars or if they
# contain uppercase chars. It also tests for name collisions.
# You must first create the directory libDir/dos_8x3 yourself.
# You should remove all files in dos_8x3 if you run it again.
# CHANGE libDir TO THE CORRECT DIRECTORY. RM dos_8x3/* FIRST.
import sys, os, regex, string
libDir = "./Lib" # Location of Python Lib
def make8x3():
reg_uppercase = regex.compile("[A-Z]")
collisions = {} # See if all names are unique in first 8 chars.
destDir = os.path.join(libDir, "dos_8x3")
if not os.path.isdir(destDir):
print "Please create the directory", destDir, "first."
err()
while 1:
ans = raw_input("Ok to copy to " + destDir + " [yn]? ")
if not ans:
continue
elif ans[0] == "n":
err()
elif ans[0] == "y":
break
for dirname in libDir, os.path.join(libDir, "test"):
for filename in os.listdir(dirname):
if filename[-3:] == ".py":
name = filename[0:-3]
if len(name) > 8 or reg_uppercase.search(name) >= 0:
shortName = string.lower(name[0:8])
if collisions.has_key(shortName):
print "Name not unique in first 8 chars:", collisions[shortName], name
else:
collisions[shortName] = name
fin = open(os.path.join(dirname, filename), "r")
dest = os.path.join(destDir, shortName + ".py")
fout = open(dest, "w")
fout.write(fin.read())
fin.close()
fout.close()
os.chmod(dest, 0644)
elif filename == "." or filename == "..":
continue
elif filename[-4:] == ".pyc":
continue
elif filename == "Makefile":
continue
else:
parts = string.splitfields(filename, ".")
if len(parts) > 2 or \
len(parts[0]) > 8 or \
reg_uppercase.search(filename) >= 0 or \
(len(parts) > 1 and len(parts[1]) > 3):
print "Illegal DOS name", os.path.join(dirname, filename)
sys.exit(0)
def err():
print "No files copied."
sys.exit(1)
if __name__ == "__main__":
make8x3()
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