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authorMattias Andrée <maandree@operamail.com>2015-04-02 13:56:13 +0200
committerMattias Andrée <maandree@operamail.com>2015-04-02 13:56:13 +0200
commit19898b034368721be62059b1fe2f6c4287632f9b (patch)
tree3f491b28949707b988b2375dd5034c6be7b2c1ea /src/plugins
parentadd random plugin (diff)
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add swaps plugin
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/plugins')
-rw-r--r--src/plugins/swaps.py56
1 files changed, 56 insertions, 0 deletions
diff --git a/src/plugins/swaps.py b/src/plugins/swaps.py
new file mode 100644
index 0000000..e09a034
--- /dev/null
+++ b/src/plugins/swaps.py
@@ -0,0 +1,56 @@
+# -*- python -*-
+'''
+xpybar – xmobar replacement written in python
+Copyright © 2014, 2015 Mattias Andrée (maandree@member.fsf.org)
+
+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/>.
+'''
+
+
+class Swaps:
+ '''
+ Swap statistics
+
+ @variable headers:list<str> The titles of the fields
+ @variable header_map:dict<str, int> Map from field title to field index (the reverse of `headers`)
+ @variable swaps:list<list<str>> List of swaps spaces, each element in this list is a list of
+ fields identified by `headers`
+ '''
+
+ def __init__(self):
+ '''
+ Constructor
+ '''
+ with open('/proc/swaps', 'rb') as file:
+ data = file.read()
+ data = data.decode('utf-8', 'replace').rstrip('\n').replace('\t', ' ')
+ data = data.split('\n')
+ self.headers, self.swaps = Swaps.__split(data[0]), [Swaps.__split(line) for line in data[1:]]
+ self.header_map = dict((t, i) for i, t in enumerate(self.headers))
+
+
+ def refresh(self):
+ '''
+ Update the variable `swaps`
+ '''
+ with open('/proc/swaps', 'rb') as file:
+ data = file.read()
+ data = data.decode('utf-8', 'replace').rstrip('\n').replace('\t', ' ').split('\n')[1:]
+ self.swaps = [Swaps.__split(line) for line in data]
+
+
+ @staticmethod
+ def __split(line):
+ return [field for field in line.split(' ') if not field == '']
+