Python 格式化字符串 _ 优雅群发春节短信

gpa_dict = {}
#字典增加key：value
gpa_dict.setdefault("A", 10.2)
gpa_dict.setdefault("B", 30.315)
gpa_dict.setdefault("C", 20.45)
gpa_dict.setdefault("D", 40.654)
gpa_dict.setdefault("E", 30.1385)
gpa_dict.setdefault("F", 50.98451)

print(gpa_dict)

for name,count in gpa_dict.items():
    print("\n" + name + "单科成绩:" + str(count) + "分")

print("-------------------------------------")

for name,count in gpa_dict.items():
    print("\n" + "{0}单科成绩:{1:.3f} 分".format(name,count))