温度转换（完整版

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TempStr = input("请输入带有符号的温度值：")
if TempStr[-1] in ['F','f']:C= (eval(TempStr[0:-1])-32)/1.8print("转换后的温度是{:.2f}C".format(C))
elif TempStr[-1] in ['C','c']:F= 1.8*eval(TempStr[0:-1])+32print("转换后的温度是{:.2f}F".format(F))
elif TempStr[0] in ['F','f']:C= (eval(TempStr[1:])-32)/1.8print("转换后的温度是{:.2f}C".format(C))
elif TempStr[0] in ['C','c']:F= 1.8*eval(TempStr[1:])+32print("转换后的温度是{:.2f}F".format(F))  
elif TempStr[-2:] in ["fa","Fa"]:C= (eval(TempStr[0:-2])-32)/1.8print("转换后的温度是{:.2f}C".format(C))
elif TempStr[-2:] in ["ce","Ce"]:F= 1.8*eval(TempStr[0:-2])+32print("转换后的温度是{:.2f}F".format(F))
else:print("输入格式错误")