Source Code for Module ZenReports.Utils

 1  ########################################################################### 
 2  # 
 3  # This program is part of Zenoss Core, an open source monitoring platform. 
 4  # Copyright (C) 2007, Zenoss Inc. 
 5  # 
 6  # This program is free software; you can redistribute it and/or modify it 
 7  # under the terms of the GNU General Public License version 2 as published by 
 8  # the Free Software Foundation. 
 9  # 
10  # For complete information please visit: http://www.zenoss.com/oss/ 
11  # 
12  ########################################################################### 
13  import Globals 
14   
15  from Products.ZenUtils.Utils import convToUnits 
16   
17  UNAVAILABLE = 'N/A' 
18   
19 -def percent(partial, total): 
20      if partial is None or total is None: 
21          return None 
22      if not total: 
23          return None 
24      return partial * 100 / total 
25   
26   
27 -def percentString(n, decimals=0): 
28      if n is None: 
29          return UNAVAILABLE 
30      return '%*.*f' % (2, decimals, n) 
31   
32   
33 -class Record: 
34      __allow_access_to_unprotected_subobjects__ = 1 
35   
36 -    def __init__(self, **kw): 
37          self.values = kw.copy() 
38   
39   
40 -    def __str__(self): 
41          return str(self.values) 
42   
43   
44 -    def __repr__(self): 
45          return repr(self.values) 
46   
47   
48 -    def __getitem__(self, name): 
49          return self.values[name] 
50   
51 -    def __getattr__(self, name): 
52          return self.values.get(name) 
53   
54 -    def percent(self, partial, total): 
55          return percent(partial, total) 
56   
57 -    def percentString(self, n, decimals=0): 
58          return percentString(n, decimals) 
59   
60 -    def humanBytes(self, value, scale=1): 
61          if value is None: 
62              return UNAVAILABLE 
63          return convToUnits(value * scale) 
64   
65 -    def humanBits(self, value, scale=1): 
66          if value is None: 
67              return UNAVAILABLE 
68          return convToUnits(value * scale, 1000) 
69   
70 -    def fmt(self, fmt, value): 
71          if value is None: 
72              return UNAVAILABLE 
73          return fmt % value 
74