导入文件调试过程暂时记一下，我再想想
导入文件调试过程暂时记一下，我再想想，整明白后再修改
def read_txt():
with open("../data/calc.txt", "r", encoding="utf-8") as f:
return f.readlines()
if __name__ == '__main__':
print(read_txt())
arrs = []
for data in read_txt():
arrs.append(tuple(data.strip().split(",")))
# return arrs
print(arrs) 
