1.random def random(self): """Get the next random number in the range [0.0, 1.0).""" return (int.from_bytes(_urandom(7), 'big') >> 3) * RECIP_BPF 翻译:获取0,1之间的随机浮点数 View Code 2.uniform def uniform(self, a, b)
Get the next random number in the range [0.0, 1.0) 取0到1直接的随机浮点数 importrandomprint(random.random()) C:\python35\python3.exe D:/pyproject/day21模块/random随机模块.py0.3105503800442595 2、randint(self, a, b) Return random integer in range [a, b], including both end points. 返...
randrange(self, start, stop=None, step=1, _int=<type 'int'>, _maxwidth=9007199254740992L) method of random.Random instance Choose a random item from range(start, stop[, step]). This fixes the problem with randint() which includes the endpoint; in Python this is usually not what you w...
4 importrandom5 check_code = '' 6 for i in range(4):7 current = random.randrange(0,4)8 #字母 9 if current ==i:10 tmp = chr(random.randint(65,90))11 #数字 12 else:13 tmp = random.randint(0,9)14 check_code +=str(tmp)15 print(check_code) 另外谈一谈python中的join()方法:...
for i in range(21): dict1['westos'+ str(i)] = random.randint(60,100) print({ v for v,k in dict1.items() if k > 90}) 执行结果: /home/kiosk/PycharmProjects/westos5/venv/bin/python /home/kiosk/PycharmProjects/westos5/成绩的筛选.py ...
random模块用于生成伪随机数。 整数类函数 randrange:从指定范围内返回一个随机数。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 assert random.randrange(10) in range(10) assert random.randrange(1, 10) in range(1, 10) assert random.randrange(2, 10, 2) in [2, 4, 6, 8] randint(a, ...
choice（）：从序列（列表、元组、字符串等）中选择一个随机项。import random sequence=list(range(...
3. uniform(a, b) method of random.Random instance Get a random number in the range [a, b) or [a, b] depending on rounding. # 生成前开后闭区内的随机浮点数>>> random.uniform(1,8)7.370822144312884>>> random.uniform(1,8)4.466816494748985>>> random.uniform(1,8)1.8154762190957459>>> ...
random.choice(seq):从非空序列 seq 返回一个随机元素。其中 seq 可以是包括列表、元组、range序列,甚至字符串在内的任意Python序列类型。如果 seq 为空,则引发 IndexError。 import random random.choice(["我","爱","学","习","Python","编","程"]) random.choice("今天天气不错") random.choices(pop...
for i in range(5): print("result=%.2f"%(i*i)) print(s) def main(): fun() main() 9、分行显示字符串 s=('Chenglin Li' 'Xiamen University' 'Soochow University') print(s) >>> x=10 >>> y=20 >>> print(x,y) 10 20 ...