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N)rJ )r rN �prevr r r �subprocess_runner� s z"Pep517HookCaller.subprocess_runnerc C s | � di �S )z>Return the list of optional features supported by the backend.�_supported_features�� _call_hookrG r r r rQ � s z$Pep517HookCaller._supported_featuresc C s | � dd|i�S )aI Identify packages required for building a wheel Returns a list of dependency specifications, e.g.:: ["wheel >= 0.25", "setuptools"] This does not include requirements specified in pyproject.toml. It returns the result of calling the equivalently named hook in a subprocess. � get_requires_for_build_wheel�config_settingsrR �r rU r r r rT � s �z-Pep517HookCaller.get_requires_for_build_wheelTc C s | � dt|�||d��S )au Prepare a ``*.dist-info`` folder with metadata for this project. Returns the name of the newly created folder. If the build backend defines a hook with this name, it will be called in a subprocess. 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It returns the result of calling the equivalently named hook in a subprocess. � get_requires_for_build_editablerU rR rV r r r rb � s �z0Pep517HookCaller.get_requires_for_build_editablec C s | � dt|�||d��S )a Prepare a ``*.dist-info`` folder with metadata for this project. Returns the name of the newly created folder. If the build backend defines a hook with this name, it will be called in a subprocess. If not, the backend will be asked to build an editable wheel, and the dist-info extracted from that (unless _allow_fallback is False). �#prepare_metadata_for_build_editablerX r[ r\ r r r rc � s �z4Pep517HookCaller.prepare_metadata_for_build_editablec C s( |dk rt |�}| �dt |�||d��S )a� Build an editable wheel from this project. Returns the name of the newly created file. In general, this will call the 'build_editable' hook in the backend. 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