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| author | Serhiy Storchaka <storchaka@gmail.com> | 2017-04-05 09:37:24 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-04-05 09:37:24 +0300 |
| commit | 5affd23e6f42125998724787025080a24839266e (patch) | |
| tree | 8b7ca82362e78a32805b117d574082d512251d3c /Lib/json | |
| parent | 43ba8861e0ad044efafa46a7cc04e12ac5df640e (diff) | |
| download | cpython-git-5affd23e6f42125998724787025080a24839266e.tar.gz | |
bpo-29762: More use "raise from None". (#569)
This hides unwanted implementation details from tracebacks.
Diffstat (limited to 'Lib/json')
| -rw-r--r-- | Lib/json/decoder.py | 3 | ||||
| -rw-r--r-- | Lib/json/scanner.py | 2 |
2 files changed, 3 insertions, 2 deletions
diff --git a/Lib/json/decoder.py b/Lib/json/decoder.py index 2422c6ac10..3741deed7d 100644 --- a/Lib/json/decoder.py +++ b/Lib/json/decoder.py @@ -103,7 +103,8 @@ def py_scanstring(s, end, strict=True, try: esc = s[end] except IndexError: - raise JSONDecodeError("Unterminated string starting at", s, begin) + raise JSONDecodeError("Unterminated string starting at", + s, begin) from None # If not a unicode escape sequence, must be in the lookup table if esc != 'u': try: diff --git a/Lib/json/scanner.py b/Lib/json/scanner.py index 86426cde1a..c451ebab58 100644 --- a/Lib/json/scanner.py +++ b/Lib/json/scanner.py @@ -29,7 +29,7 @@ def py_make_scanner(context): try: nextchar = string[idx] except IndexError: - raise StopIteration(idx) + raise StopIteration(idx) from None if nextchar == '"': return parse_string(string, idx + 1, strict) |