Joe McDonnell created IMPALA-9171:
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Summary: Update to impyla 0.16.1 is not Python 2.6 compatible
Key: IMPALA-9171
URL: https://issues.apache.org/jira/browse/IMPALA-9171
Project: IMPALA
Issue Type: Bug
Components: Infrastructure
Affects Versions: Impala 3.4.0
Reporter: Joe McDonnell
Assignee: Tim Armstrong
Centos 6 builds (which use Python 2.6) tripped up when starting Impala:
{noformat}
12:05:52 Traceback (most recent call last):
12:05:52 File
"/data/jenkins/workspace/impala-asf-master-exhaustive-centos6-shard1/repos/Impala/bin/start-impala-cluster.py",
line 38, in <module>
12:05:52 from tests.common.impala_cluster import (ImpalaCluster,
DEFAULT_BEESWAX_PORT,
12:05:52 File
"/data/jenkins/workspace/impala-asf-master-exhaustive-centos6-shard1/repos/Impala/tests/common/impala_cluster.py",
line 35, in <module>
12:05:52 from tests.common.impala_service import (
12:05:52 File
"/data/jenkins/workspace/impala-asf-master-exhaustive-centos6-shard1/repos/Impala/tests/common/impala_service.py",
line 29, in <module>
12:05:52 from tests.common.impala_connection import create_connection,
create_ldap_connection
12:05:52 File
"/data/jenkins/workspace/impala-asf-master-exhaustive-centos6-shard1/repos/Impala/tests/common/impala_connection.py",
line 26, in <module>
12:05:52 import impala.dbapi as impyla
12:05:52 File
"/data/jenkins/workspace/impala-asf-master-exhaustive-centos6-shard1/repos/Impala/infra/python/env/lib/python2.6/site-packages/impala/dbapi.py",
line 28, in <module>
12:05:52 import impala.hiveserver2 as hs2
12:05:52 File
"/data/jenkins/workspace/impala-asf-master-exhaustive-centos6-shard1/repos/Impala/infra/python/env/lib/python2.6/site-packages/impala/hiveserver2.py",
line 30, in <module>
12:05:52 from impala.interface import Connection, Cursor, _bind_parameters
12:05:52 File
"/data/jenkins/workspace/impala-asf-master-exhaustive-centos6-shard1/repos/Impala/infra/python/env/lib/python2.6/site-packages/impala/interface.py",
line 229
12:05:52 if paramstyle in {'named', 'pyformat'}:
12:05:52 ^
12:05:52 SyntaxError: invalid syntax{noformat}
That seems to be this line in impyla:
[https://github.com/cloudera/impyla/blob/master/impala/interface.py#L229]
It is the usage of a set literal that causes problems. The set literal could be
replaced with a list.
{noformat}
Python 2.7.12 (default, Oct 8 2019, 14:14:10)
[GCC 5.4.0 20160609] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> 'a' in {'a', 'b'}
True
>>> 'c' in {'a', 'b'}
False
>>> 'a' in ('a', 'b')
True
>>> 'c' in ('a', 'b')
False
{noformat}
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