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| author | Serhiy Storchaka <storchaka@gmail.com> | 2017-04-05 06:37:24 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-04-05 06:37:24 (GMT) |
| commit | 5affd23e6f42125998724787025080a24839266e (patch) | |
| tree | 8b7ca82362e78a32805b117d574082d512251d3c /Lib/difflib.py | |
| parent | 43ba8861e0ad044efafa46a7cc04e12ac5df640e (diff) | |
| download | cpython-5affd23e6f42125998724787025080a24839266e.zip cpython-5affd23e6f42125998724787025080a24839266e.tar.gz cpython-5affd23e6f42125998724787025080a24839266e.tar.bz2 | |
bpo-29762: More use "raise from None". (#569)
This hides unwanted implementation details from tracebacks.
Diffstat (limited to 'Lib/difflib.py')
| -rw-r--r-- | Lib/difflib.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/difflib.py b/Lib/difflib.py index 2095a5e..8296471 100644 --- a/Lib/difflib.py +++ b/Lib/difflib.py @@ -2079,7 +2079,7 @@ def restore(delta, which): tag = {1: "- ", 2: "+ "}[int(which)] except KeyError: raise ValueError('unknown delta choice (must be 1 or 2): %r' - % which) + % which) from None prefixes = (" ", tag) for line in delta: if line[:2] in prefixes: |