                  (make-local-variable 'python-black-command)
                  (make-local-variable 'python-black-d-command)
                  (setf python-black-command nil
-                       python-black-d-command nil)))
+                       python-black-d-command nil)
+                 t))
 
       (when python-black-d-command
         (make-local-variable 'python-black-d-request-headers-function)

                         (and (condition-case err
                                  (zerop (call-process blackd-path nil nil nil "--version"))
                                (error (message "%s" (error-message-string err)) nil))
                              blackd-path))))

                ((and (python-use-poetry-p)
                      (member "black" requirements))

                      (python-pre-commit-config-has-hook-p "isort"))
                 (make-local-variable 'python-isort-command)
                 (setf python-isort-command
                       (concat (python-pre-commit-virtualenv-path "isort") "/bin/isort"))
                 t)
                ((and (python-use-poetry-p)
                      (member "isort" requirements))
                 (make-local-variable 'python-isort-command)
                 (make-local-variable 'python-isort-arguments)
                 (setf python-isort-command "poetry"
                       python-isort-arguments
                       (append '("run" "isort") python-isort-arguments))
                 t)
                ((executable-find python-isort-command)
                 (when (and (boundp 'python-black-command)
                            python-black-command
