dorakk

摘要： 缺失值处理 import numpy as np import matplotlib.pyplot as plt import pandas as pd from matplotlib.font_manager import FontProperties from sklearn import da 阅读全文

摘要： import numpy as np import matplotlib.pyplot as plt import pandas as pd from matplotlib.font_manager import FontProperties from sklearn import datasets 阅读全文

摘要： def self_max(x,y): if x>y: return x,1 else: return y,2 print( self_max(53453,32423)) ##################### def self_max(x,y,a,b,c,d=10): if x>y: retur 阅读全文

摘要： lis = [11,22,33,44,55,66,77,88,99,90] dic =dict() dic['k1']=[] dic['k2']=[] print(dic) for i in lis: if i >66: dic['k1'].append(i) elif i<66: dic['k2' 阅读全文

摘要： with open('学习/PY/test.txt', 'r',encoding='utf-8') as fr: data = fr.read() print(data) data = data.replace('dark','deep') print(data) with open('学习/PY/ 阅读全文

摘要： 集合 s={1,2,3,4,5,6,7,8,9} print(s) s2 = set() 添加 s2.add(1) print(s2) 去重 aba =[1,2,3,2,1,3,1,2,3] print(set(aba)) print(list(aba)) print(list[set(aba)]) 阅读全文

摘要： name =' kk loving 999 shuijiao 12 34' print(name.strip('2 431')) print(name.split()) for i in name: print(i,end='') 真年龄 age = 18 count = 0 #计数 prize = 阅读全文

摘要： name = input('输入姓名') if name == 'kk': print('hello kk') if name == 'k': print('hi k') name = input('输入姓名') if name == 'kk': print('hello kk') else: pr 阅读全文

摘要： name_list = ['nick', 'egon', 'jason'] x = name_list[0] y = name_list[1] z = name_list[2] print(f'x:{x}, y:{y}, z:{z}') name = input('name>>>') age = i 阅读全文