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authorTerry Jan Reedy <tjreedy@udel.edu>2024-02-05 01:57:54 (GMT)
committerGitHub <noreply@github.com>2024-02-05 01:57:54 (GMT)
commite207cc181fbb0ceb30542fd0d68140c916305f57 (patch)
tree596b017d85731da97a7452228eac00ca32f961f8
parent391659b3da570bfa28fed5fbdb6f2d9c26ab3dd0 (diff)
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gh-114628: Display csv.Error without context (#115005)
When cvs.Error is raised when TypeError is caught, the TypeError display and 'During handling' note is just noise with duplicate information. Suppress with 'from None'.
-rw-r--r--Lib/csv.py4
-rw-r--r--Misc/NEWS.d/next/Library/2024-02-04-13-17-33.gh-issue-114628.WJpqqS.rst2
2 files changed, 4 insertions, 2 deletions
diff --git a/Lib/csv.py b/Lib/csv.py
index a079279..75e35b2 100644
--- a/Lib/csv.py
+++ b/Lib/csv.py
@@ -113,8 +113,8 @@ class Dialect:
try:
_Dialect(self)
except TypeError as e:
- # We do this for compatibility with py2.3
- raise Error(str(e))
+ # Re-raise to get a traceback showing more user code.
+ raise Error(str(e)) from None
class excel(Dialect):
"""Describe the usual properties of Excel-generated CSV files."""
diff --git a/Misc/NEWS.d/next/Library/2024-02-04-13-17-33.gh-issue-114628.WJpqqS.rst b/Misc/NEWS.d/next/Library/2024-02-04-13-17-33.gh-issue-114628.WJpqqS.rst
new file mode 100644
index 0000000..8138adc
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2024-02-04-13-17-33.gh-issue-114628.WJpqqS.rst
@@ -0,0 +1,2 @@
+When csv.Error is raised when handling TypeError, do not print the TypeError
+traceback.