[ python-Bugs-1230484 ] tokenize bug

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Bugs item #1230484, was opened at 2005-06-30 14:35
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Category: Python Library
Group: Python 2.4
Status: Open
Resolution: None
Priority: 5
Submitted By: Eduardo Aguiar (aguiar)
Assigned to: Nobody/Anonymous (nobody)
Summary: tokenize bug

Initial Comment:
hi,

I have found a bug in 'tokenize' module: it is merging
a COMMENT and a NL token for lines that start with a
comment.

I have made a fell changes and it seems to be working
fine. Follows a patch:

 *** /usr/lib/python2.4/tokenize.py      2005-01-02
03:34:20.000000000 -0200
--- tokenize.py 2005-06-30 14:31:19.000000000 -0300
***************
*** 216,223 ****
                  pos = pos + 1
              if pos == max: break
  
!             if line[pos] in '#\r\n':           # skip
comments or blank lines
!                 yield ((NL, COMMENT)[line[pos] ==
'#'], line[pos:],
                             (lnum, pos), (lnum,
len(line)), line)
                  continue
  
--- 216,235 ----
                  pos = pos + 1
              if pos == max: break
  
!             if line[pos] == '#':           # skip
comments
!                 end = len(line) - 1
!                 while end > pos and line[end] in '\r\n':
!                    end = end - 1
!                 end = end + 1
! 
!                 yield (COMMENT, line[pos:end],
!                            (lnum, pos), (lnum, end),
line)
!                 yield (NL, line[end:],
!                            (lnum, end), (lnum,
len(line)), line)
!                 continue
! 
!             if line[pos] in '\r\n':           # skip
blank lines
!                 yield (NL, line[pos:],
                             (lnum, pos), (lnum,
len(line)), line)
                  continue

Best regards,
Eduardo Aguiar (eaguiar at programmer.net)

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