ndiff
Raymond Hettinger
vze4rx4y at verizon.net
Thu Jul 24 22:39:10 EDT 2003
> 1. both ndiff and Differ.compare return all the lines including lines that
> are the same in both files, not just the diffs. is the convention to take
> the output and then filter out lines that contain a space as the first
> character to just get the diffs? it seems strange to me that the output is
> not just the deltas and a lot of wasted filtering (especially if the file is
> very large) to get the diff you wanted in the first place. isn't there a
> better way?
The new difflib.py in Py2.3 has two new functions, context_diff()
and unified_diff(). The new functions and an exposed underlying
method strip-away the commonalities leaving only the changes
and context, if desired.
Raymond Hettinger
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