6:
1 with open('data6.csv','r',encoding='gbk') as f: 2 raw_data = f.read().split('\n') 3 title1 = ['原始数据'] 4 5 data1 = [float(i) for i in raw_data[1:]] 6 print(f'{title1[0]}:') 7 print(data1) 8 9 data2 = [int(float(i)+0.5) for i in data1] 10 title2 = ['四舍五入后数据'] 11 print(f'{title2[0]}:') 12 print(data2) 13 14 with open('data6_processed.csv','w',encoding='gbk',newline='')as f: 15 f.write(title1[0]+','+title2[0]+'\n') 16 for i in range(len(data1)): 17 f.write(str(str(data1[i]))+','+str(data2[i])+'\n')
截图:
7:
1 with open('data7.csv','r', encoding='gbk')as f: 2 data0 = f.readlines() 3 4 data1 = [i.strip('\n').split(',') for i in data0] 5 title1 = data1.pop(0) 6 7 print(f'{title1[0]:10s}{title1[1]:10s}{title1[2]:10s}{title1[3]:10s}') 8 9 data2 = sorted(data1,key=lambda x: (x[2],-int(x[3]))) 10 for i in data2: 11 print(f'{i[0]:10s}{i[1]:10s}{i[2]:10s}{i[3]:10s}') 12 13 with open('data7_processed.csv','w', encoding='gbk')as f: 14 f.write(','.join(title1)+'\n') 15 for i in data2: 16 f.write(','.join(i)+'\n')
截图:
8:
1 with open('hamlet.txt','r',encoding='utf-8') as f: 2 data = f.read() 3 4 print('halmet.txt粗略统计:') 5 print(f'行数:{len(data.splitlines())}') 6 print(f'单词数:{len(data.split())}') 7 print(f'空格数:{len(data)}') 8 print(f'空格数:{data.count(" ")}') 9 10 data1 = data.splitlines() 11 with open('hamlet_with_line_number.txt','w',encoding='utf-8')as f: 12 for number,words in enumerate(data1,1): 13 f.write(f'{number} {words}\n')
截图:
9:
1 import datetime 2 3 def is_valid(x): 4 if len(x) == 18 and x[:-1].isdigit() and (x[-1].isdigit() or x[-1] == 'X'): 5 return True 6 else: 7 return False 8 9 with open('data9_id.txt','r',encoding='utf_8') as f: 10 data0 = f.readlines() 11 title = data0.pop(0) 12 13 data0 = [i.strip('\n').split(',') for i in data0] 14 15 data1 = [] 16 for i in data0: 17 if is_valid(i[1]): 18 data1.append(i) 19 print(data1) 20 21 t = datetime.datetime.now() 22 y = t.strftime('%Y%m%d') 23 for i in data1: 24 age = str(int(y)-int(i[1][6:14])) 25 i.append(age[:2]) 26 i[1] = i[1][6:10] +'-'+ i[1][10:12] +'-'+ i[1][12:14] 27 data2 = sorted(data1, key=lambda x: -int(x[2]))\ 28 29 print('姓名 出生日期 年龄') 30 for i in data2: 31 print(', '.join(i))
截图:
10-1:
1 import random 2 import datetime 3 4 with open('data10_stu.txt','r',encoding='utf-8') as f: 5 data = f.readlines() 6 7 data0 = [i.strip('\n').split('\t') for i in data] 8 n = eval(input('输入随机抽点人数:')) 9 data1 = random.sample(data0,n) 10 11 for i in data1: 12 print(' '.join(i)) 13 14 t = datetime.datetime.now() 15 title = t.strftime('%Y%m%d') 16 17 with open(f'{title}.txt','w',encoding='utf_8')as f: 18 for i in data1: 19 f.write(f'{i[0]}\t{i[1]:6s}\t{i[2]:10s}\n')
截图:
10-2:
1 import random 2 import datetime 3 t = datetime.datetime.now() 4 title = t.strftime('%Y%m%d') 5 6 with open('data10_stu.txt', 'r', encoding='utf-8') as f: 7 data = f.readlines() 8 data0 = [i.strip('\n').split('\t') for i in data] 9 10 print(f'{"抽点开始":*^40}') 11 n = eval(input('输入随机抽点人数:')) 12 13 a = 0 14 while n != 0: 15 data1 = random.sample(data0,n) 16 a += 1 17 for i in data1: 18 print(' '.join(i)) 19 data0.remove(i) 20 if a == 1: 21 with open(f'{title}.txt','w',encoding='utf-8') as f: 22 for i in data1: 23 f.write(f'{i[0]}\t{i[1]:6s}\t{i[2]:10s}\n') 24 else: 25 with open(f'{title}.txt','a',encoding='utf-8')as f: 26 for i in data1: 27 f.write(f'{i[0]}\t{i[1]:6s}\t{i[2]:10s}\n') 28 n = eval(input('输入随机抽点人数:')) 29 print(f'{"抽点结束":*^40}')
截图:
标签:encoding,open,data,实验,print,data1,data0 From: https://www.cnblogs.com/kuma-ja/p/17460927.html