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Psmrcddup.py
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#!/usr/bin/env python3
# -*- coding=utf-8 -*-
# @Time : 2018-11-02
# @Author : J.sky
# @Mail : [email protected]
# @Site : www.17python.com
# @Title : 基于Python开发的小学生口算题生成器
# @Url : http://www.17python.com/blog/29
# @Details : Python实现小学生加减乘除速算考试题卷。
# @Other : OS X 10.11.6
# Python 3.6.1
# PyCharm
'''
孩子上小学一年级了，加减乘除的口算就要开始练习了，估计老题肯定会让家长出题，所以提前准备一下.
利用Python开发了一套自动生成小学生口算题的小应用。而且今天是程序员节，撸200行代码庆祝一下。：）
程序核心功能：
1.根据条件生成相关的口算题.
2.提供一个程序界面供用户设置相关参数
3.保存为.docx用来打印.
开心Python Django 学习交流q群：217840699
Author : J.sky
Mail : [email protected]
Author : rcddup
Mail : [email protected]
Author : andywu1998
Mail : [email protected]
'''
import random
import re
from utils.PSM_help import *
__version__ = "0.2.0"
class Generator(object):
'''
口算题生器核心类，负责生成完整的口算题
'''
#######加减乘除相关设置#####
addattrs = None
subattrs = None
multattrs = None
divattrs = None
#####算式种类及算式题个数设置
signum = None
step = None
is_result = None
is_bracket = None
number = None
########多步算式题选项设置######
multistep = None
symbols = None
data_list = None # 生成的口算题
def __init__(self, addattrs, subattrs, multattrs, divattrs, signum, step, number, is_result, is_bracket, multistep,
symbols):
'''
:param addattrs: dict 加法设置属性，
进位随机选择项单选，随机1，进位2，不进位3
{"carry":1,}
:param subattrs: dict 减法设置属性，
退位随机选择项单选，随机1，退位2，不退位3
{"abdication":1,}
:param:multattrs dict 乘法
数值范围设置
{"result":[21,81],}
:param:divattrs dict 除法
数值范围设置
{"result":[1,9],}
:param signum: list 包含题型需要的 1+ 2- 3* 4/
:param step: int 生成几步运算, 默认: 1 取值范围 1-3
:param is_result :int 0求结果，1求运算项
:param is_bracket: int 是否需要括号 0不需要 1需要
:param num: int 需要生成的题数
:param multistep =None: list 运算项及结果范围设置属性，
包括 四个运算项及结果数值范围设置，
[[1,9],[1,9],[1,9],[1,9],[10,20],]
:param symbols list
symbols: list 默认包括三组list,分别代表2或3步算式需要题型种类+-*/
2+3-5 symbols = [[1,2],[1,]] 第一个运算符可以为+或-，第二个运算符只能为+
'''
if step is None:
raise Exception("required param signum is missing or signum is None")
if step not in (1, 2, 3):
raise Exception("param signum must be 1 or 2 or 3")
self.addattrs = addattrs
self.subattrs = subattrs
self.multattrs = multattrs
self.divattrs = divattrs
self.signum = signum
self.step = step
self.is_result = is_result
self.is_bracket = is_bracket
self.number = number
self.multistep = multistep
self.symbols = symbols
self.__data_list = [] # 生成的口算题
def __getFormula(self):
'''根据给出的属性返回一道合法的口算题'''
f = []
for i in range(self.step+1):
f.append(self.multistep[i])
if self.step == 1:
# 返回一步口算题
return getOne(f, self.signum, self.multistep[4], self.addattrs["carry"],
self.subattrs["abdication"], self.divattrs["divresultrange"], self.is_result)
elif self.step >1:
return getMoreStep(f, self.multistep[4], self.symbols,self.step, self.addattrs["carry"],
self.subattrs["abdication"], self.divattrs["divresultrange"], self.is_bracket, self.is_result)
def generate_data(self):
'''根据条件生成所需口算题'''
slist = []
k = 0
# 循环生成所有加法口算题
while True:
formula = self.__getFormula() # 生成一道算式题
if formula:
slist.append(formula)
k += 1 # 成功添加一道
if k == self.number:
break
random.shuffle(slist) # 洗牌，先打乱list中的排序
self.__data_list = random.sample(slist, self.number) # 随机取需要的口算题量。
return self.__data_list
def produce(self):
'''打印预览预留接口'''
pass
def test(self):
'''测试使用'''
pass
def get_answer(self):
'''生成口算题答案'''
answer_list = []
for item in self.__data_list:
answer = item.replace("x", "*").replace("÷", "/").replace("=", "")
r = eval(answer)
if re.match("\d+\.0$", str(r)):
answer += "=" + str(int(r))
else:
answer += "=" + str(r)
answer_list.append(answer.replace("*", "x").replace("/", "÷"))
return answer_list
@get_time
def main():
add = {"carry": 1, } # 加法设置
sub = {"abdication": 1, } # 减法设置
mult = { } # 乘法设置
div = {"divresultrange": 1, } # 除法设置
signum = 4
step = 2
is_result = 0
number = 20
is_bracket = 1
multistep = [[1, 99], [1, 99], [1, 9], [1, 9], [0, 9], ]
symbols = [[1, 2], [4], [2, ]]
g = Generator(add, sub, mult, div, signum, step, number, is_result, is_bracket, multistep, symbols)
datalist = g.generate_data()
print(datalist)
if __name__ == '__main__':
main() # 程序入口