1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
# metric prefixes
exa = 1.0e18
peta = 1.0e15
tera = 1.0e12
giga = 1.0e9
mega = 1.0e6
kilo = 1.0e3
milli = 1.0e-3
micro = 1.0e-6
nano = 1.0e-9
pico = 1.0e-12
femto = 1.0e-15
atto = 1.0e-18
# power of 2 prefixes
kibi = 1024
mebi = kibi * 1024
gibi = mebi * 1024
tebi = gibi * 1024
pebi = tebi * 1024
exbi = pebi * 1024
# memory size configuration stuff
def toFloat(value):
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
if value.endswith('Ei'):
return float(value[:-2]) * exbi
elif value.endswith('Pi'):
return float(value[:-2]) * pebi
elif value.endswith('Ti'):
return float(value[:-2]) * tebi
elif value.endswith('Gi'):
return float(value[:-2]) * gibi
elif value.endswith('Mi'):
return float(value[:-2]) * mebi
elif value.endswith('ki'):
return float(value[:-2]) * kibi
elif value.endswith('E'):
return float(value[:-1]) * exa
elif value.endswith('P'):
return float(value[:-1]) * peta
elif value.endswith('T'):
return float(value[:-1]) * tera
elif value.endswith('G'):
return float(value[:-1]) * giga
elif value.endswith('M'):
return float(value[:-1]) * mega
elif value.endswith('k'):
return float(value[:-1]) * kilo
elif value.endswith('m'):
return float(value[:-1]) * milli
elif value.endswith('u'):
return float(value[:-1]) * micro
elif value.endswith('n'):
return float(value[:-1]) * nano
elif value.endswith('p'):
return float(value[:-1]) * pico
elif value.endswith('f'):
return float(value[:-1]) * femto
else:
return float(value)
def toLong(value):
value = toFloat(value)
result = int(value)
if value != result:
raise ValueError, "cannot convert '%s' to long" % value
return result
def toInteger(value):
value = toFloat(value)
result = int(value)
if value != result:
raise ValueError, "cannot convert '%s' to integer" % value
return result
def toBool(value):
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
value = value.lower()
if value == "true" or value == "t" or value == "yes" or value == "y":
return True
elif value == "false" or value == "f" or value == "no" or value == "n":
return False
raise ValueError, "cannot convert '%s' to bool" % value
def toFrequency(value):
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
if value.endswith('THz'):
return float(value[:-3]) * tera
elif value.endswith('GHz'):
return float(value[:-3]) * giga
elif value.endswith('MHz'):
return float(value[:-3]) * mega
elif value.endswith('kHz'):
return float(value[:-3]) * kilo
elif value.endswith('Hz'):
return float(value[:-2])
raise ValueError, "cannot convert '%s' to frequency" % value
def toLatency(value):
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
if value.endswith('ps'):
return float(value[:-2]) * pico
elif value.endswith('ns'):
return float(value[:-2]) * nano
elif value.endswith('us'):
return float(value[:-2]) * micro
elif value.endswith('ms'):
return float(value[:-2]) * milli
elif value.endswith('s'):
return float(value[:-1])
raise ValueError, "cannot convert '%s' to latency" % value
def toClockPeriod(value):
"""result is a clock period"""
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
try:
val = toFrequency(value)
if val != 0:
val = 1 / val
return val
except ValueError:
pass
try:
val = toLatency(value)
return val
except ValueError:
pass
raise ValueError, "cannot convert '%s' to clock period" % value
def toNetworkBandwidth(value):
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
if value.endswith('Tbps'):
return float(value[:-3]) * tera
elif value.endswith('Gbps'):
return float(value[:-3]) * giga
elif value.endswith('Mbps'):
return float(value[:-3]) * mega
elif value.endswith('kbps'):
return float(value[:-3]) * kilo
elif value.endswith('bps'):
return float(value[:-2])
else:
return float(value)
raise ValueError, "cannot convert '%s' to network bandwidth" % value
def toMemoryBandwidth(value):
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
if value.endswith('PB/s'):
return float(value[:-4]) * pebi
elif value.endswith('TB/s'):
return float(value[:-4]) * tebi
elif value.endswith('GB/s'):
return float(value[:-4]) * gibi
elif value.endswith('MB/s'):
return float(value[:-4]) * mebi
elif value.endswith('kB/s'):
return float(value[:-4]) * kibi
elif value.endswith('B/s'):
return float(value[:-3])
raise ValueError, "cannot convert '%s' to memory bandwidth" % value
def toMemorySize(value):
if not isinstance(value, str):
raise TypeError, "wrong type '%s' should be str" % type(value)
if value.endswith('PB'):
return float(value[:-2]) * pebi
elif value.endswith('TB'):
return float(value[:-2]) * tebi
elif value.endswith('GB'):
return float(value[:-2]) * gibi
elif value.endswith('MB'):
return float(value[:-2]) * mebi
elif value.endswith('kB'):
return float(value[:-2]) * kibi
elif value.endswith('B'):
return float(value[:-1])
raise ValueError, "cannot convert '%s' to memory size" % value
|
