Author: tlinnet
Date: Sat Apr 2 12:52:04 2016
New Revision: 28171
URL: http://svn.gna.org/viewcvs/relax?rev=28171&view=rev
Log:
Adding a new file at lib/system.py.
This file will contain different functions related to python os and system
related functions.
For example changing directory or printing working directory.
Added:
trunk/lib/system.py
Added: trunk/lib/system.py
URL: http://svn.gna.org/viewcvs/relax/trunk/lib/system.py?rev=28171&view=auto
==============================================================================
--- trunk/lib/system.py (added)
+++ trunk/lib/system.py Sat Apr 2 12:52:04 2016
@@ -0,0 +1,52 @@
+###############################################################################
+# #
+# Copyright (C) 2016 Troels Schwartz-Linnet #
+# #
+# This file is part of the program relax (http://www.nmr-relax.com). #
+# #
+# This program is free software: you can redistribute it and/or modify #
+# it under the terms of the GNU General Public License as published by #
+# the Free Software Foundation, either version 3 of the License, or #
+# (at your option) any later version. #
+# #
+# This program is distributed in the hope that it will be useful, #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
+# GNU General Public License for more details. #
+# #
+# You should have received a copy of the GNU General Public License #
+# along with this program. If not, see <http://www.gnu.org/licenses/>. #
+# #
+###############################################################################
+
+# Module docstring.
+"""Module for various os and sys python module purposes."""
+
+# Python module imports.
+from os import chdir, getcwd
+
+# relax module imports.
+import lib.arg_check
+
+
+def cd(path):
+ """The equivalent of python module os.chdir(path). Change the current
working directory to the specified path.
+
+ @param path: The path to the directory for the current working
directory.
+ @type path: str
+ """
+
+ # Check that the path is a string.
+ lib.arg_check.is_str(path, name="path", can_be_none=False,
raise_error=True)
+
+ # Replace any remains of " and '
+ path = path.replace('"', '').replace("'", "")
+
+ # Print previous current working directory.
+ print("The current working directory was: %s"%getcwd())
+
+ # Change the current working directory.
+ chdir(path)
+
+ # Print current working directory.
+ print("The current working directory is now changed to: %s"%getcwd())
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