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Posted to commits@cassandra.apache.org by "Eduard Tudenhoefner (Jira)" <ji...@apache.org> on 2020/04/09 07:20:00 UTC
[jira] [Comment Edited] (CASSANDRA-15573) Python 3.8 fails to
execute cqlsh
[ https://issues.apache.org/jira/browse/CASSANDRA-15573?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17077015#comment-17077015 ]
Eduard Tudenhoefner edited comment on CASSANDRA-15573 at 4/9/20, 7:19 AM:
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||[Patch|https://github.com/apache/cassandra/pull/518]||[CircleCI|https://app.circleci.com/pipelines/github/nastra/cassandra?branch=CASSANDRA-15573]||[Docker Image update|https://github.com/apache/cassandra-builds/pull/17]||
was (Author: eduard.tudenhoefner):
||[Patch|https://github.com/apache/cassandra/pull/518]||[CircleCI|https://app.circleci.com/pipelines/github/nastra/cassandra/18/workflows/0549d320-a53d-4bff-b8d8-56d1a4ccc8bf]||[Docker Image update|https://github.com/apache/cassandra-builds/pull/17]||
> Python 3.8 fails to execute cqlsh
> ---------------------------------
>
> Key: CASSANDRA-15573
> URL: https://issues.apache.org/jira/browse/CASSANDRA-15573
> Project: Cassandra
> Issue Type: Sub-task
> Components: Tool/cqlsh
> Reporter: Yuki Morishita
> Assignee: Eduard Tudenhoefner
> Priority: Normal
> Labels: pull-request-available
> Fix For: 4.0-alpha
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Python 3.8 renamed sre_parse.Pattern to sre_parse.State (see [https://bugs.python.org/issue34681] and corresponding pull request [https://github.com/python/cpython/pull/9310])
> So when executing cqlsh with Python 3.8, it throws error:
> {code:java}
> Traceback (most recent call last):
> File ".\bin\cqlsh.py", line 175, in <module>
> from cqlshlib import cql3handling, cqlhandling, pylexotron, sslhandling, cqlshhandling
> File "C:\Users\Yuki Morishita\Projects\cassandra\bin\..\pylib\cqlshlib\cql3handling.py", line 19, in <module>
> from cqlshlib.cqlhandling import CqlParsingRuleSet, Hint
> File "C:\Users\Yuki Morishita\Projects\cassandra\bin\..\pylib\cqlshlib\cqlhandling.py", line 23, in <module>
> from cqlshlib import pylexotron, util
> File "C:\Users\Yuki Morishita\Projects\cassandra\bin\..\pylib\cqlshlib\pylexotron.py", line 342, in <module>
> class ParsingRuleSet:
> File "C:\Users\Yuki Morishita\Projects\cassandra\bin\..\pylib\cqlshlib\pylexotron.py", line 343, in ParsingRuleSet
> RuleSpecScanner = SaferScanner([
> File "C:\Users\Yuki Morishita\Projects\cassandra\bin\..\pylib\cqlshlib\saferscanner.py", line 74, in __init__
> s = re.sre_parse.Pattern()
> AttributeError: module 'sre_parse' has no attribute 'Pattern'
> {code}
> h2. Summary of Work that was done
> Added a Python 3.8 compatible SaferScanner implementation ([diff here|https://github.com/apache/cassandra/pull/518/commits/2e6813f0ef5817e5d8d655052d61ce75a5fc062c]). Note that the changes from CASSANDRA-15659 are required in order to verify that the issue is fixed.
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