diff --git a/lisp/modes/python.el b/lisp/modes/python.el
index bc69e65..f36edf1 100644
--- a/lisp/modes/python.el
+++ b/lisp/modes/python.el
@@ -13,17 +13,28 @@
   ;; lsp python customization
   (lsp-register-custom-settings
    '(("pylsp.plugins.pyls_mypy.enabled" t t)
-     ("pylsp.plugins.flake8.maxLineLength" 100)
+     ;; ("pylsp.plugins.flake8.maxLineLength" 100)
+     ;; ("pylsp.plugins.pycodestyle.maxLineLength" 100)
      ("pylsp.plugins.yapf.enabled" t t)
      ("pylsp.plugins.pylint.enabled" t t)))
-  
+
+  ;; locate the root pyproject.toml to force pylint rcfile
+  ;; (let* ((filename "pyproject.toml")
+  (let* ((filename "setup.cfg")
+         (found (locate-dominating-file default-directory filename)))
+    (when found
+      (let ((pyproject (format "%s%s" (replace-regexp-in-string "~" (getenv "HOME") found) filename)))
+        (setq-local lsp-pylsp-plugins-pylint-args (vector (format "--rcfile=%s" pyproject))))))
+
+  (message (format "lsp-pylsp-plugins-pylint-args=%s" lsp-pylsp-plugins-pylint-args))
+
   ;; Enable virtualenv support.
   (when(feature-p 'pyvenv)
     (pyvenv-mode t))
-  
+
   (when(feature-p 'anaconda-mode)
     (anaconda-mode t))
-  
+
   ;; Enable smart parenthesis handling.
   (user/smartparens-enable)
 
@@ -39,8 +50,8 @@
   :mode ("SCon\(struct\|script\)$" . python-mode)
   :interpreter ("python[0-9.]*" . python-mode)
   :hook
-  (python-mode-hook . lsp)
   (python-mode-hook . user--python-mode-hook)
+  (python-mode-hook . lsp-deferred)
   (python-mode-hook . (lambda ()
 			(add-hook 'before-save-hook #'user--python-format-before-save nil t)))
 
@@ -48,7 +59,7 @@
   (validate-setq
    ;;  Don't try to guess the indentation.
    python-indent-guess-indent-offset nil)
-  
+
   (with-executable 'ipython3
     (validate-setq
      ;; Set IPython as default interpreter.
@@ -56,8 +67,8 @@
      python-shell-interpreter-args ""
      python-shell-prompt-regexp "In \\[[0-9]+\\]: "
      python-shell-prompt-output-regexp "Out\\[[0-9]+\\]: "
-     python-shell-completion-setup-code "from IPython.core.completerlib import module_completion"
-     python-shell-completion-string-code "';'.join(get_ipython().Completer.all_completions('''%s'''))\n"))
+     python-shell-completion-setup-code "from IPython.core.completerlib import module_completion"))
+     ;; python-shell-completion-string-code "';'.join(get_ipython().Completer.all_completions('''%s'''))\n"))
 
   (with-executable 'bpython
     (defun user/bpython-term()
@@ -72,6 +83,14 @@
   ;; https://github.com/pythonic-emacs/anaconda-mode
   ;; Code navigation, documentation lookup and completion for Python.
   (use-package anaconda-mode)
+
+  ;; https://github.com/Wilfred/pip-requirements.el
+  ;; Major mode for editing pip requirements files
+  ;; TODO: Find why completion does not run.
+  (use-package pip-requirements
+    :ensure t
+    )
+
   ;; https://github.com/tsgates/pylookup
   ;; Emacs mode for searching python documents with convenience
   (use-package pylookup
@@ -119,7 +138,7 @@
     :ensure t
     :config
     (pyvenv-mode 1))
-  
+
   ;; https://github.com/emacsorphanage/helm-pydoc
   ;; helm-pydoc.el is pydoc helm interface
   (use-package helm-pydoc