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annotate PC/make8x3.py @ 4566:6403c94de50d legacy-trunk

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Added safeguard against failure in __del__.
author Guido van Rossum <guido@python.org>
date Wed, 27 Nov 1996 19:39:58 +0000
parents fcd82a01507d
children 52e3b63f2dca
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #! /usr/local/bin/python
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2
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3 # This program reads all *.py and test/*.py in "libDir", and
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4 # copies those files with illegal DOS names to libDir/dos_8x3.
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5 # Names are illegal if they are longer than 8x3 chars or if they
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6 # contain uppercase chars. It also tests for name collisions.
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7 # You must first create the directory libDir/dos_8x3 yourself.
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8 # You should remove all files in dos_8x3 if you run it again.
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9
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10 # CHANGE libDir TO THE CORRECT DIRECTORY. RM dos_8x3/* FIRST.
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11
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12 import sys, os, regex, string
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13
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14 libDir = "./Lib" # Location of Python Lib
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15
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16 def make8x3():
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17 reg_uppercase = regex.compile("[A-Z]")
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18 collisions = {} # See if all names are unique in first 8 chars.
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19 destDir = os.path.join(libDir, "dos_8x3")
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20 if not os.path.isdir(destDir):
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21 print "Please create the directory", destDir, "first."
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22 err()
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23 while 1:
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24 ans = raw_input("Ok to copy to " + destDir + " [yn]? ")
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25 if not ans:
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26 continue
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27 elif ans[0] == "n":
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28 err()
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29 elif ans[0] == "y":
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30 break
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31 for dirname in libDir, os.path.join(libDir, "test"):
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32 for filename in os.listdir(dirname):
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33 if filename[-3:] == ".py":
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34 name = filename[0:-3]
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35 if len(name) > 8 or reg_uppercase.search(name) >= 0:
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36 shortName = string.lower(name[0:8])
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37 if collisions.has_key(shortName):
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38 print "Name not unique in first 8 chars:", collisions[shortName], name
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39 else:
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40 collisions[shortName] = name
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41 fin = open(os.path.join(dirname, filename), "r")
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42 dest = os.path.join(destDir, shortName + ".py")
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43 fout = open(dest, "w")
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44 fout.write(fin.read())
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45 fin.close()
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46 fout.close()
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47 os.chmod(dest, 0644)
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48 elif filename == "." or filename == "..":
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49 continue
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50 elif filename[-4:] == ".pyc":
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51 continue
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52 elif filename == "Makefile":
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53 continue
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54 else:
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55 parts = string.splitfields(filename, ".")
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56 if len(parts) > 2 or \
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57 len(parts[0]) > 8 or \
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58 reg_uppercase.search(filename) >= 0 or \
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59 (len(parts) > 1 and len(parts[1]) > 3):
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60 print "Illegal DOS name", os.path.join(dirname, filename)
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61 sys.exit(0)
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62 def err():
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63 print "No files copied."
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64 sys.exit(1)
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65
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66
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67 if __name__ == "__main__":
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68 make8x3()