From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: let*: Wrong type argument: stringp, nil Date: Wed, 29 Sep 2021 10:21:13 +0200 Message-ID: <87fstnpzba.fsf@zoho.eu> References: <87lf3lrmos.fsf@gmx.net> <87ee9csyp0.fsf@gmx.net> <87a6k0sogz.fsf@gmx.net> <87lf3gqbi7.fsf@zoho.eu> <87r1d7q4i1.fsf@zoho.eu> Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33535"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:GHVzky3OY33exdyKCw1U0iPbN5c= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Sep 29 10:21:56 2021 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mVUqi-0008Wd-TH for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 29 Sep 2021 10:21:56 +0200 Original-Received: from localhost ([::1]:42246 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mVUqh-0005wz-9c for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 29 Sep 2021 04:21:55 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58694) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVUqE-0005wp-UX for help-gnu-emacs@gnu.org; Wed, 29 Sep 2021 04:21:26 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:58206) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVUqC-0007e7-48 for help-gnu-emacs@gnu.org; Wed, 29 Sep 2021 04:21:26 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1mVUq9-0007pN-2P for help-gnu-emacs@gnu.org; Wed, 29 Sep 2021 10:21:21 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:133382 Archived-At: Hongyi Zhao wrote: > Thanks again. Then, is there room for further improvement in > the following code? > > (defun try/pyvenv-workon () > (when (buffer-file-name) > (let* ((python-version ".python-version") > (venvdir (locate-dominating-file (buffer-file-name) > python-version))) > (when venvdir > (pyvenv-workon > (with-temp-buffer > (insert-file-contents (format "%s%s" venvdir python-version)) > (car (split-string (buffer-string))))))))) Looks good to me. -- underground experts united https://dataswamp.org/~incal