Python dict_from_basic示例

示例#1

文件： old_polynomialring.py 项目： fhelmli/homeNOWG2

    def from_sympy(self, a):
        """Convert SymPy's expression to `dtype`. """
        p, q = a.as_numer_denom()

        num, _ = dict_from_basic(p, gens=self.gens)
        den, _ = dict_from_basic(q, gens=self.gens)

        for k, v in num.items():
            num[k] = self.dom.from_sympy(v)

        for k, v in den.items():
            den[k] = self.dom.from_sympy(v)

        return self((num, den)).cancel()

示例#2

文件： polynomialring.py 项目： malikdiarra/sympy

    def from_sympy(self, a):
        """Convert SymPy's expression to `dtype`. """
        p, q = a.as_numer_denom()

        num, _ = dict_from_basic(p, gens=self.gens)
        den, _ = dict_from_basic(q, gens=self.gens)

        for k, v in num.iteritems():
            num[k] = self.dom.from_sympy(v)

        for k, v in den.iteritems():
            den[k] = self.dom.from_sympy(v)

        return self((num, den)).cancel()

示例#3

文件： old_polynomialring.py 项目： fhelmli/homeNOWG2

    def from_sympy(self, a):
        """Convert SymPy's expression to `dtype`. """
        try:
            rep, _ = dict_from_basic(a, gens=self.gens)
        except PolynomialError:
            raise CoercionFailed("can't convert %s to type %s" % (a, self))

        for k, v in rep.items():
            rep[k] = self.dom.from_sympy(v)

        return self(rep)

示例#4

文件： polynomialring.py 项目： malikdiarra/sympy

    def from_sympy(self, a):
        """Convert SymPy's expression to `dtype`. """
        try:
            rep, _ = dict_from_basic(a, gens=self.gens)
        except PolynomialError:
            raise CoercionFailed("can't convert %s to type %s" % (a, self))

        for k, v in rep.iteritems():
            rep[k] = self.dom.from_sympy(v)

        return self(rep)