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Merge pull request #143 from return42/emacs

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[emacs] clean up .dir-locals.el file
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Markus Heiser 2021-06-11 14:52:36 +00:00 committed by GitHub
commit 7a436a5060
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1 changed files with 90 additions and 97 deletions
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187
.dir-locals.el
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@ -1,13 +1,22 @@
;;; .dir-locals.el
;;
;; If you get ``*** EPC Error ***`` (even after a jedi:install-server) in your
;; emacs session, mostly you have jedi-mode enabled but the python enviroment is
;; missed. The python environment has to be next to the
;; ``<repo>/.dir-locals.el`` in::
;; Per-Directory Local Variables:
;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Directory-Variables.html
;;
;; ./local/py3
;; .. hint::
;;
;; In Emacs, some buffer locals are referencing the project environment:
;; If you get ``*** EPC Error ***`` (even after a jedi:install-server) in
;; your emacs session, mostly you have jedi-mode enabled but the python
;; enviroment is missed. The python environment has to be next to the
;; ``<repo>/.dir-locals.el`` in::
;;
;; ./local/py3
;;
;; To setup such an environment, build target::
;;
;; $ make pyenv.install
;;
;; Some buffer locals are referencing the project environment:
;;
;; - prj-root --> <repo>/
;; - python-environment-directory --> <repo>/local
@ -17,22 +26,12 @@
;; `process-environment' and `exec-path' get proper values in order to run
;; shells inside the specified virtualenv, example::
;; (setq python-shell-virtualenv-root "/path/to/env/")
;; - python-shell-interpreter --> <repo>/local/py3/bin/python
;;
;; To setup such an environment build target 'pyenv' or 'pyenvinstall'::
;; Jedi, flycheck & other python stuff should use the 'python-shell-interpreter'
;; from the local py3 environment.
;;
;; $ make pyenvinstall
;;
;; Alternatively create the virtualenv, source it and install jedi + epc
;; (required by `emacs-jedi <https://tkf.github.io/emacs-jedi>`_)::
;;
;; $ python -m venv ./local/py3
;; ...
;; $ source ./local/py3/bin/activate
;; (py3)$ # now install into the activated 'py3' environment ..
;; (py3)$ pip install jedi epc
;; ...
;;
;; Here is what also I found useful to add to my .emacs::
;; Other useful jedi stuff you might add to your ~/.emacs::
;;
;; (global-set-key [f6] 'flycheck-mode)
;; (add-hook 'python-mode-hook 'my:python-mode-hook)
@ -45,97 +44,91 @@
;; (define-key python-mode-map (kbd "M-.") 'jedi:goto-definition)
;; (define-key python-mode-map (kbd "M-,") 'jedi:goto-definition-pop-marker)
;; )
;;
((nil
. ((fill-column . 80)
(indent-tabs-mode . nil)
;; project root folder is where the `.dir-locals.el' is located
(eval . (setq-local
prj-root (locate-dominating-file default-directory ".dir-locals.el")))
(eval . (setq-local
python-environment-directory (expand-file-name "./local" prj-root)))
;; use 'py3' enviroment as default
(eval . (setq-local
python-environment-default-root-name "py3"))
(eval . (setq-local
python-shell-virtualenv-root
(expand-file-name python-environment-default-root-name python-environment-directory)
))
(eval . (setq-local
python-shell-interpreter
(expand-file-name "bin/python" python-shell-virtualenv-root)))
))
(eval . (progn
;; project root folder is where the `.dir-locals.el' is located
(setq-local prj-root
(locate-dominating-file default-directory ".dir-locals.el"))
(setq-local python-environment-directory
(expand-file-name "./local" prj-root))
;; use 'py3' enviroment as default
(setq-local python-environment-default-root-name
"py3")
(setq-local python-shell-virtualenv-root
(expand-file-name
python-environment-default-root-name python-environment-directory))
(setq-local python-shell-interpreter
(expand-file-name
"bin/python" python-shell-virtualenv-root))))))
(makefile-gmake-mode
. ((indent-tabs-mode . t)
))
. ((indent-tabs-mode . t)))
(yaml-mode
. (
;; flycheck should use the local py3 environment
(eval . (setq-local
flycheck-yaml-yamllint-executable
(expand-file-name "bin/yamllint" python-shell-virtualenv-root)))
(eval . (setq-local
flycheck-yamllintrc
(expand-file-name ".yamllint.yml" prj-root)))
(flycheck-checker . yaml-yamllint)
))
. ((eval . (progn
;; flycheck should use the local py3 environment
(setq-local flycheck-yaml-yamllint-executable
(expand-file-name "bin/yamllint" python-shell-virtualenv-root))
(setq-local flycheck-yamllintrc
(expand-file-name ".yamllint.yml" prj-root))
(flycheck-checker . yaml-yamllint)))))
(python-mode
. ((indent-tabs-mode . nil)
. ((eval . (progn
(eval . (setq-local
python-environment-virtualenv
(list (expand-file-name "bin/virtualenv" python-shell-virtualenv-root)
;;"--system-site-packages"
"--quiet")))
(setq-local python-environment-virtualenv
(list (expand-file-name "bin/virtualenv" python-shell-virtualenv-root)
;;"--system-site-packages"
"--quiet"))
(eval . (setq-local
pylint-command
(expand-file-name "bin/pylint" python-shell-virtualenv-root)))
(setq-local pylint-command
(expand-file-name "bin/pylint" python-shell-virtualenv-root))
;; pylint will find the '.pylintrc' file next to the CWD
;; https://pylint.readthedocs.io/en/latest/user_guide/run.html#command-line-options
(eval . (setq-local
flycheck-pylintrc ".pylintrc"))
;; pylint will find the '.pylintrc' file next to the CWD
;; https://pylint.readthedocs.io/en/latest/user_guide/run.html#command-line-options
(setq-local flycheck-pylintrc
".pylintrc")
;; flycheck & other python stuff should use the local py3 environment
(eval . (setq-local
flycheck-python-pylint-executable python-shell-interpreter))
;; flycheck & other python stuff should use the local py3 environment
(setq-local flycheck-python-pylint-executable
python-shell-interpreter)
;; use 'M-x jedi:show-setup-info' and 'M-x epc:controller' to inspect jedi server
;; use 'M-x jedi:show-setup-info' and 'M-x epc:controller' to inspect jedi server
;; https://tkf.github.io/emacs-jedi/latest/#jedi:environment-root -- You
;; can specify a full path instead of a name (relative path). In that case,
;; python-environment-directory is ignored and Python virtual environment
;; is created at the specified path.
(setq-local jedi:environment-root
python-shell-virtualenv-root)
;; https://tkf.github.io/emacs-jedi/latest/#jedi:environment-root -- You
;; can specify a full path instead of a name (relative path). In that case,
;; python-environment-directory is ignored and Python virtual environment
;; is created at the specified path.
(eval . (setq-local jedi:environment-root python-shell-virtualenv-root))
;; https://tkf.github.io/emacs-jedi/latest/#jedi:server-command
(setq-local jedi:server-command
(list python-shell-interpreter
jedi:server-script))
;; https://tkf.github.io/emacs-jedi/latest/#jedi:server-command
(eval .(setq-local
jedi:server-command
(list python-shell-interpreter
jedi:server-script)
))
;; jedi:environment-virtualenv --> see above 'python-environment-virtualenv'
;; is set buffer local! No need to setup jedi:environment-virtualenv:
;;
;; Virtualenv command to use. A list of string. If it is nil,
;; python-environment-virtualenv is used instead. You must set non-nil
;; value to jedi:environment-root in order to make this setting work.
;;
;; https://tkf.github.io/emacs-jedi/latest/#jedi:environment-virtualenv
;;
;; (eval . (setq-local
;; jedi:environment-virtualenv
;; (list (expand-file-name "bin/virtualenv" python-shell-virtualenv-root)
;; ;;"--python"
;; ;;"/usr/bin/python3.4"
;; )))
;; jedi:server-args
)))
;; jedi:environment-virtualenv --> see above 'python-environment-virtualenv'
;; is set buffer local! No need to setup jedi:environment-virtualenv:
;;
;; Virtualenv command to use. A list of string. If it is nil,
;; python-environment-virtualenv is used instead. You must set non-nil
;; value to jedi:environment-root in order to make this setting work.
;;
;; https://tkf.github.io/emacs-jedi/latest/#jedi:environment-virtualenv
;;
;; (setq-local jedi:environment-virtualenv
;; (list (expand-file-name "bin/virtualenv" python-shell-virtualenv-root)
;; "--python"
;; "/usr/bin/python3.4"
;; ))
))))
)