76 lines
2.9 KiB
Python
76 lines
2.9 KiB
Python
def xmlBool(xmlobj):
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# https://bugs.launchpad.net/lxml/+bug/1850221
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if isinstance(xmlobj, bool):
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return (xmlobj)
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if xmlobj.lower() in ('1', 'true'):
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return(True)
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elif xmlobj.lower() in ('0', 'false'):
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return(False)
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else:
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return(None)
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class _Sizer(object):
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def __init__(self):
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def _getKeys(d, keylist = None):
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if not keylist:
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keylist = []
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for k, v in d.items():
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if isinstance(v, dict):
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keylist.append(k)
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keylist = _getKeys(v, keylist = keylist)
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else:
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keylist.append(k)
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return (keylist)
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# We use different methods for converting between storage and BW, and different multipliers for each subtype.
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# https://stackoverflow.com/questions/5194057/better-way-to-convert-file-sizes-in-python
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# https://en.wikipedia.org/wiki/Orders_of_magnitude_(data)
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# https://en.wikipedia.org/wiki/Binary_prefix
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self.storageUnits = {'decimal': {'B': 0,
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'kB': 7, # Kilobyte
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'MB': 17, # Megabyte...
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'GB': 27,
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'TB': 37},
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'binary': {'KiB': 10, # Kibibyte
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'MiB': 20, # Mebibyte...
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'GiB': 30,
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'TiB': 40}}
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# https://en.wikipedia.org/wiki/Bit#Multiple_bits
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self.bwUnits = {'b': None,
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'bit': None,
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'k': }
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self.valid_storage = list(self.storageUnits.keys())
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self.valid_storage.insert('nibble')
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self.valid_bw = _getKeys(self.bwUnits)
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def convert(self, n, suffix, target = None):
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pass
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def convertBW(self, n, suffix, target = None):
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inBits = n
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if suffix not in self.valid_bw:
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raise ValueError('suffix must be one of {0}'.format(', '.format(self.valid_bw)))
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if suffix != 'b':
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if self.bwUnits[suffix]:
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inBits = n * (10 ** self.bwUnits[suffix])
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else:
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inBits = None
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def convertStorage(self, n, suffix, target = None):
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inBytes = n
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if suffix not in self.valid_storage:
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raise ValueError('suffix must be one of {0}'.format(', '.format(self.valid_storage)))
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if suffix == 'nibble':
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inBytes = n * 0.5
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elif suffix != 'B':
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inBytes = float(n << self.storageUnits[suffix])
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if target:
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conversion = float(inBytes / float(1 << self.storageUnits[target]))
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else:
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conversion = {}
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for unit, shifter in self.storageUnits.items():
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conversion[unit] = float(inBytes / float(1 << self.storageUnits[unit]))
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return(conversion)
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size = _Sizer()
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