python3Packages.prompt-toolkit: fix importlib.metadata.PackageNotFoundError

Changed files
+6
pkgs
development
python-modules
prompt-toolkit
+6
pkgs/development/python-modules/prompt-toolkit/default.nix
···
hash = "sha256-kxoWLjsn/JDIbxtIux+yxSjCdhR15XycBt4TMRx7VO0=";
};
+
postPatch = ''
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# https://github.com/prompt-toolkit/python-prompt-toolkit/issues/1988
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substituteInPlace src/prompt_toolkit/__init__.py \
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--replace-fail 'metadata.version("prompt_toolkit")' '"${version}"'
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'';
+
build-system = [ setuptools ];
dependencies = [ wcwidth ];