| 1 | n/a | """checktext - Check that a text file has macintosh-style newlines""" |
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| 2 | n/a | |
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| 3 | n/a | import sys |
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| 4 | n/a | import EasyDialogs |
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| 5 | n/a | import string |
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| 6 | n/a | |
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| 7 | n/a | def main(): |
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| 8 | n/a | pathname = EasyDialogs.AskFileForOpen(message='File to check end-of-lines in:') |
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| 9 | n/a | if not pathname: |
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| 10 | n/a | sys.exit(0) |
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| 11 | n/a | fp = open(pathname, 'rb') |
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| 12 | n/a | try: |
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| 13 | n/a | data = fp.read() |
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| 14 | n/a | except MemoryError: |
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| 15 | n/a | EasyDialogs.Message('Sorry, file is too big.') |
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| 16 | n/a | sys.exit(0) |
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| 17 | n/a | if len(data) == 0: |
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| 18 | n/a | EasyDialogs.Message('File is empty.') |
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| 19 | n/a | sys.exit(0) |
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| 20 | n/a | number_cr = string.count(data, '\r') |
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| 21 | n/a | number_lf = string.count(data, '\n') |
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| 22 | n/a | if number_cr == number_lf == 0: |
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| 23 | n/a | EasyDialogs.Message('File contains no lines.') |
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| 24 | n/a | if number_cr == 0: |
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| 25 | n/a | EasyDialogs.Message('File has unix-style line endings') |
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| 26 | n/a | elif number_lf == 0: |
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| 27 | n/a | EasyDialogs.Message('File has mac-style line endings') |
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| 28 | n/a | elif number_cr == number_lf: |
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| 29 | n/a | EasyDialogs.Message('File probably has MSDOS-style line endings') |
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| 30 | n/a | else: |
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| 31 | n/a | EasyDialogs.Message('File has no recognizable line endings (binary file?)') |
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| 32 | n/a | sys.exit(0) |
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| 33 | n/a | |
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| 34 | n/a | if __name__ == '__main__': |
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| 35 | n/a | main() |
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