[FLINK-20467] Fix the Example in Python DataStream Doc

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.12.0, 1.13.0
• Fix Version/s: 1.12.1, 1.13.0
• Component/s: API / Python, Documentation
• Labels: pull-request-available
• Assignee: Shuiqiang Chen
• Reporter: Huang Xingbo
• Created: 03/Dec/20 09:42
• Updated: 03/Dec/20 12:27
• Resolved: 03/Dec/20 12:26

Description

Currently the example of MapFunction can't work. We need to fix it.

Issue Links

• links to: GitHub Pull Request #14297