old_contents: """This module implements the ZDomainMatrix class for a matrix of
  Z-domain expressions.
  
  Copyright 2021 Michael Hayes, UCECE
  
  """
  
  from .matrix import Matrix
  
  
  class ZDomainMatrix(Matrix):
      from .zexpr import ZDomainExpression    
      _typewrap = ZDomainExpression
  
      def IZT(self, **assumptions):
  
          def func(expr):
              return expr.IZT(**assumptions)
          
          return DiscreteTimeDomainMatrix(self.applyfunc(func, **assumptions))
  
      def canonical(self):
  
          return self.applyfunc(self._typewrap.canonical)
  
      def general(self):
  
          return self.applyfunc(self._typewrap.general)
  
      def mixedfrac(self):
  
          return self.applyfunc(self._typewrap.mixedfrac)
  
      def partfrac(self):
  
          return self.applyfunc(self._typewrap.partfrac)
  
      def timeconst(self):
  
          return self.applyfunc(self._typewrap.timeconst)   
  
      def ZPK(self):
  
          return self.applyfunc(self._typewrap.ZPK)    
      
  
  class ZDomainVoltageMatrix(ZDomainMatrix):
      from .zexpr import ZDomainVoltage    
      _typewrap = ZDomainVoltage
  
      
  class ZDomainCurrentMatrix(ZDomainMatrix):
      from .zexpr import ZDomainCurrent    
      _typewrap = ZDomainCurrent
  
      
  class ZDomainAdmittanceMatrix(ZDomainMatrix):
      from .zexpr import ZDomainAdmittance    
      _typewrap = ZDomainAdmittance
  
      
  class ZDomainImpedanceMatrix(ZDomainMatrix):
      from .zexpr import ZDomainImpedance    
      _typewrap = ZDomainImpedance    
      
      
  from .tmatrix import DiscreteTimeDomainMatrix
      
  
  
new_contents: """This module implements the ZDomainMatrix class for a matrix of
  Z-domain expressions.
  
  Copyright 2021 Michael Hayes, UCECE
  
  """
  
  from .matrix import Matrix
  
  
  class ZDomainMatrix(Matrix):
      from .zexpr import ZDomainExpression    
      _typewrap = ZDomainExpression
  
      def IZT(self, **assumptions):
  
          def func(expr):
              return expr.IZT(**assumptions)
          
          return DiscreteTimeDomainMatrix(self.applyfunc(func, **assumptions))
  
      def canonical(self):
  
          return self.applyfunc(self._typewrap.canonical)
  
      def general(self):
  
          return self.applyfunc(self._typewrap.general)
  
      def mixedfrac(self):
  
          return self.applyfunc(self._typewrap.mixedfrac)
  
      def partfrac(self):
  
          return self.applyfunc(self._typewrap.partfrac)
  
      def timeconst(self):
  
          return self.applyfunc(self._typewrap.timeconst)   
  
      def ZPK(self):
  
          return self.applyfunc(self._typewrap.ZPK)    
      
  
  class ZDomainVoltageMatrix(ZDomainMatrix):
      from .zexpr import ZDomainVoltage    
      _typewrap = ZDomainVoltage
  
      
  class ZDomainCurrentMatrix(ZDomainMatrix):
      from .zexpr import ZDomainCurrent    
      _typewrap = ZDomainCurrent
  
      
  class ZDomainAdmittanceMatrix(ZDomainMatrix):
      from .zexpr import ZDomainAdmittance    
      _typewrap = ZDomainAdmittance
  
      
  class ZDomainImpedanceMatrix(ZDomainMatrix):
      from .zexpr import ZDomainImpedance    
      _typewrap = ZDomainImpedance    
      
      
  from .nmatrix import DiscreteTimeDomainMatrix
      
  
  
subject: Fix impprts