parameters: (self, a)
return_statement: return a.__neg__(context=self)
docstring: Minus corresponds to unary prefix minus in Python.
  
          The operation is evaluated using the same rules as subtract; the
          operation minus(a) is calculated as subtract('0', a) where the '0'
          has the same exponent as the operand.
  
          >>> ExtendedContext.minus(Decimal('1.3'))
          Decimal('-1.3')
          >>> ExtendedContext.minus(Decimal('-1.3'))
          Decimal('1.3')
          >>> ExtendedContext.minus(1)
          Decimal('-1')
docstring_summary: Minus corresponds to unary prefix minus in Python.
docstring_tokens: Minus corresponds to unary prefix minus in Python .
function: def minus(self, a):
          """Minus corresponds to unary prefix minus in Python.
  
          The operation is evaluated using the same rules as subtract; the
          operation minus(a) is calculated as subtract('0', a) where the '0'
          has the same exponent as the operand.
  
          >>> ExtendedContext.minus(Decimal('1.3'))
          Decimal('-1.3')
          >>> ExtendedContext.minus(Decimal('-1.3'))
          Decimal('1.3')
          >>> ExtendedContext.minus(1)
          Decimal('-1')
          """
          a = _convert_other(a, raiseit=True)
          return a.__neg__(context=self)
function_tokens: def minus ( self , a ) : a = _convert_other ( a , raiseit = True ) return a . __neg__ ( context = self )