https://github.com/cbourjau/protocol-playground

https://github.com/cbourjau/protocol-playground

Last synced: 25 days ago
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• Host: GitHub
• URL: https://github.com/cbourjau/protocol-playground
• Owner: cbourjau
• Created: 2024-03-13T11:36:43.000Z (10 months ago)
• Default Branch: main
• Last Pushed: 2024-03-13T11:43:31.000Z (10 months ago)
• Last Synced: 2024-12-01T08:54:09.527Z (25 days ago)
• Language: Python
• Size: 1000 Bytes
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Playground to evaluate mypy's capabilities

```

micromamba env create -f environment.yml

micromamba activate protocol-playground

mypy foo.py

```

yields:

```

foo.py:36: error: Item "protocol.mod2.DataFrame" of "protocol.mod1.DataFrame | protocol.mod2.DataFrame" has no attribute "only_foo"  [union-attr]

foo.py:39: error: Incompatible types in assignment (expression has type "int | str", variable has type "int")  [assignment]

foo.py:42: error: Too many arguments for "different_arity"  [call-arg]

foo.py:45: error: Too many positional arguments for "different_kw_only"  [misc]

foo.py:50: error: Incompatible types in assignment (expression has type "protocol.mod1.DataFrame | protocol.mod2.DataFrame", variable has type "protocol.mod1.DataFrame")  [assignment]

foo.py:54: error: Incompatible return value type (got "protocol.mod1.DataFrame", expected "protocol.mod2.DataFrame")  [return-value]

Found 6 errors in 1 file (checked 1 source file)

```