Commits
Joris Van den Bossche authored and Krisztián Szűcs committed 69c9ef4ef21
ARROW-5873: [Python] Guard for passed None in Schema.equals https://issues.apache.org/jira/browse/ARROW-5873 When cython ExtensionTypes are used as function arguments (can get a value passed by the user), they are allowed to be None, so when accessing attributes from them, need to explicitly check that they are not None (https://cython.readthedocs.io/en/latest/src/userguide/extension_types.html#extension-types-and-none) Author: Joris Van den Bossche <jorisvandenbossche@gmail.com> Closes #4839 from jorisvandenbossche/ARROW-5873-schema-equals-segfault and squashes the following commits: c4dbee56e <Joris Van den Bossche> ARROW-5873: guard for passed None in Schema.equals