97 lines
3.1 KiB
Python
97 lines
3.1 KiB
Python
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import re
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class Parameters ( object ):
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class Transistor ( object ):
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def __init__ ( self, aName ):
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name = aName
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L = 0.0
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W = 0.0
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M = 0
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return
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def __init__ ( self ):
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self.transistors = { }
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self.indexToName = { }
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return
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def addTransistor ( self, name, index ):
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lname = name.lower()
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if self.transistors.has_key(lname):
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print 'Duplicated transistor "%s" (ignored).' % lname
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else:
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if self.indexToName.has_key(index):
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print 'Transistors "%s" and "%s" have the same index %d (ignored).' % \
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(self.indexToName[index],lname,index)
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self.transistors[ lname ] = Parameters.Transistor( lname )
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self.indexToName[ index ] = lname
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return self.transistors[ lname ]
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def getTransistor ( self, ref ):
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transistor = None
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if isinstance(ref,str):
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lname = ref.lower()
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if self.transistors.has_key(lname):
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transistor = self.transistors[lname]
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else:
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print 'No transistor named "%s".' % ref
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if isinstance(ref,int):
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if self.indexToName.has_key(ref):
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transistor = self.transistors[self.indexToName[ref]]
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else:
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print 'No transistor with index %d.' % ref
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return transistor
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#def getTransistorL ( self, ref ): return self.getTransistor(ref)[0]
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#def getTransistorW ( self, ref ): return self.getTransistor(ref)[1]
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#def getTransistorM ( self, ref ): return self.getTransistor(ref)[2]
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def read ( self, file ):
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reSpecTran = re.compile( r'^\* SPECIFICATIONS DE M(?P<index>\d+)\s+:\s+(?P<name>\w+) \*$' )
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reSpecL = re.compile( r'L_(?P<index>\d+)\s+(?P<float>[0-9.e-]+)' )
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reSpecW = re.compile( r'W_(?P<index>\d+)\s+(?P<float>[0-9.e-]+)' )
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reSpecM = re.compile( r'M_(?P<index>\d+)\s+(?P<int>\d+)' )
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fd = open( file, 'r' )
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for line in fd.readlines():
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m = reSpecTran.match( line[:-1] )
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if m:
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i = int(m.group('index'))
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#print 'Found transistor %d:<%s>' % (i, m.group('name'))
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self.addTransistor( m.group('name'), i )
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continue
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m = reSpecL.match( line[:-1] )
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if m:
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i = int (m.group('index'))
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L = float(m.group('float'))
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#print ' %d:L: %g' % (int(m.group('index')), L)
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self.getTransistor(i).L = L
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continue
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m = reSpecW.match( line[:-1] )
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if m:
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i = int (m.group('index'))
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W = float(m.group('float'))
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#print ' %d:W: %g' % (int(m.group('index')), W)
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self.getTransistor(i).W = W
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continue
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m = reSpecM.match( line[:-1] )
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if m:
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i = int(m.group('index'))
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M = int(m.group('int' ))
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#print ' %d:M: %d' % (int(m.group('index')), M)
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self.getTransistor(i).M = M
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self.getTransistor(i).W = M * self.getTransistor(i).W
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fd.close()
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