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test_property.py

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  • Daniel Brown's avatar
    Daniel Brown authored
    Large amount of changes to the param object which now include being able to put and set parameters and commands. Also adding the modulator component.
    223ef74d
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    test_property.py 3.71 KiB
    import abc
    import pykat.exceptions as pkex
    
    class puttable(object):
        """
        Objects that inherit this should be able to have something `put` to it.
        Essentially this means you could write Finesse commands like
        
        put this parameter value
        """
        __metaclass__ = abc.ABCMeta
        
        def __init__(self, component_name, parameter_name):
            self._parameter_name = parameter_name
            self._component_name = component_name
            self._putter = None
        
        def put(self, var):
            if not isinstance(var, putter):
                raise pkex.BasePyKatException("var was not something that can be `put` as a value")
            
            if self._putter != None:
                self._putter.put_count -= 1
            
            self._putter = var
            self._putter.put_count += 1
            
        def getPutFinesseText(self):
            rtn = []
            # if something is being put to this 
            if self._putter != None:
                rtn.append("put {comp} {param} ${value}".format(comp=self._component_name, param=self._parameter_name, value=self._putter.put_name()))
            
            return rtn
                
    class putter(object):
        """
        If an object can be put to something that is puttable it should inherit this
        object.
        """
        __metaclass__ = abc.ABCMeta
        
        def __init__(self, put_name):
            self._put_name = put_name
            self.put_count = 0
            
        def put_name(self): return self._put_name
        
            
    class Param(puttable, putter):         
        def __init__(self, name, owner, value):
            self._name = name
            self._owner = owner
            self._value = value
            
            putter.__init__(self,"var_{0}_{1}".format(owner.name, name))
            puttable.__init__(self, owner.name, name)
            
        @property
        def name(self): return self._name
        
        @property
        def value(self): return self._value
        @value.setter
        def value(self, value):
            self._value = value
        
        def __float__(self): return self.value
            
        def getFinesseText(self):
            rtn = []
            rtn.extend(self.getPutFinesseText())
            
            # if this parameter is being put somewhere then we need to
            # set it as a variable
            if self.put_count > 0:
                rtn.append("set {put_name} {comp} {param}".format(put_name=self.put_name(), comp=self._owner.name, param=self.name))
            
            return rtn
            
        def __mul__(self, a):
            return float(self) * a
        
        def __imul__(self, a):
            return self.value * float(a)
            
        __rmul__ = __mul__
        
        def __add__(self, a):
            return self.value + flota(a)
        
        def __iadd__(self, a):
            return self.value + float(a)
            
        __radd__ = __add__
        
        def __sub__(self, a):
            return self.value - float(a)
        
        def __isub__(self, a):
            return self.value - float(a)
            
        __rsub__ = __sub__
        
        def __div__(self, a):
            return self.value / float(a)
        
        def __idiv__(self, a):
            return self.value / complex(a)
            
        def __pow__(self, q):
            return  self.value**q
    
        def __neg__(self):
            return -self.value
            
        def __eq__(self, q):
            return float(q) == self.value
            
    class Beer(object):
        def __init__(self, temp, name):
            
            self._name = name
            
            self._T = Param('T', self, temp)
        
        @property
        def name(self): return self._name
            
        @property
        def T(self): return self._T
        
        @T.setter
        def T(self,value): self._T.value = float(value) 
            
    
    b = Beer(1,"b")
    c = Beer(2,"c")
    
    c.T.put(b.T)
    
    print c.T.getFinesseText()
    print b.T.getFinesseText()