Walrus Operator := is causing incompatibility with all Python versions < 3.8.x #182

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opened 2025-10-14 16:51:50 -06:00 by navan · 0 comments

navan commented

2025-10-14 16:51:50 -06:00

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Originally created by @OttomanZ on 6/28/2022

Describe the bug
Walrus Operator := is causing incompatibility with all Python versions < 3.8.x

To Reproduce
Steps to reproduce the behavior:

Go to Line ' File "C:\Users\munee\GHunt\lib\modwall.py", line 29'
Click on ':= and replace using actual line for variable, fancy code should not jeopardize compatibility'
See error

Expected behavior
Should work just fine, and not produce the SyntaxError

Should work just fine as all dependencies are satisfied.

Screenshots
If applicable, add screenshots to help explain your problem.

    if req["specs"] and (specs := req["specs"][0]):
                               ^
SyntaxError: invalid syntax

System (please complete the following information):

OS Windows 10 201H2
Python version 3.7.7

Additional context
Add any other context about the problem here.

*Originally created by @OttomanZ on 6/28/2022* **Describe the bug** Walrus Operator `:=` is causing incompatibility with all Python versions < 3.8.x **To Reproduce** Steps to reproduce the behavior: 1. Go to Line ' File "C:\Users\munee\GHunt\lib\modwall.py", line 29' 2. Click on ':= and replace using actual line for variable, fancy code should not jeopardize compatibility' 4. See error **Expected behavior** Should work just fine, and not produce the `SyntaxError` ``` Should work just fine as all dependencies are satisfied. ``` **Screenshots** If applicable, add screenshots to help explain your problem. ```bash if req["specs"] and (specs := req["specs"][0]): ^ SyntaxError: invalid syntax ``` **System (please complete the following information):** - OS Windows 10 201H2 - Python version 3.7.7 **Additional context** Add any other context about the problem here.