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RSS订阅原创 emu193课程ipython的教程课后作业
Part1：import numpy as np import scipy as sp import pandas as pd import matplotlib.pyplot as plt import seaborn as sns import statsmodels.api as sm import statsmodels.formula.api as smf ...
2018-06-13 15:16:17
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原创 Matplotlib习题
11.1import numpy as npimport matplotlib.pyplot as pltimport mathx = np.linspace(0, 2, 1000)y = [math.sin(i-2)**2 * math.exp(-i**2) for i in x]plt.plot(x, y)plt.xlabel('x')plt.ylabel('y')plt.t...
2018-05-30 14:42:13
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原创 Numpy习题
元素生成：import numpy as npfrom scipy.linalg import toeplitzimport timemu,sigma = 0, 1.0n,m = 200, 500A = np.random.normal(loc = mu, scale = sigma, size = (n,m))C = [a for a in range(1, m + 1)]B =...
2018-05-21 21:30:38
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原创 Leetcode 485 283 628
485:class Solution: def findMaxConsecutiveOnes(self, nums): """ :type nums: List[int] :rtype: int """ a = 0 b = 0 for i in nums: ...
2018-04-29 20:52:07
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原创 《Python编程-从入门到实践》第十一章习题训练
11-1城市和国家：def city_function(city, country): r = city.title() + ', ' + country.title() return rimport unittestfrom city_functions import city_functionclass NameTestCase(unittest.TestCase):...
2018-04-15 20:00:10
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原创 《Python编程-从入门到实践》第九章及第十章习题训练
9-1餐馆：class restaurant(): def __init__(self, name, type): self.name = name self.type = type def describe_restaurant(self): print(self.name + ' ' + self.type) def ...
2018-04-07 18:25:14
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原创 《Python编程-从入门到实践》第七章及第八章习题训练
7-310的整数倍：num = int(input("Input a num:"))if (num % 10) == 0: print("yes")else: print("no")7-4披萨配料：a = Truewhile a != "quit": a = input("wut do you want?") if a != 'quit': p...
2018-03-31 20:42:23
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原创 《Python编程-从入门到实践》第五章及第六章习题训练
5-1条件测试：pizza = 'cheese'print("Is pizza == 'cheese'? I predict True.")print(pizza == 'cheese')print("Is pizza == 'mushroom'? I predict False.")print(pizza == 'mushroom')5-2更多的条件测试：str1 = 'Happy's...
2018-03-25 13:27:08
386
原创 《Python编程-从入门到实践》第三章及第四章习题训练
3-1姓名：name = ["James", "Harden", "Steph", "Curry"]print(name[0].title() + " " + name[1].title() + " " + name[2].title() + " " + name[3].title() + " ")3-2问候语：name = ["Jame
2018-03-15 23:00:39
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原创 《Python编程-从入门到实践》第二章习题训练
2-1简单消息：msg = "Hello world!"print(msg)2-2多条简单消息：msg = "Hello world"print(msg)msg = "This is Python"print(msg)2-3个性化消息：name = "Daniel"print("Hello " + name + ", how are you today?")2-4调整名字的大小写
2018-03-10 16:43:29
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原创 初识Python的发现与收获
Python，是一种面向对象的解释型计算机程序设计语言，由荷兰人Guido van Rossum于1989年发明，第一个公开发行版发行于1991年。Python可以通过其官网www.python.org下载。目前，官网提供2.7.14与3.6.4两个不同版本的Python下载。在未来的一段时间中，Python 3.x将作为程序及开发的主流语言，因此，我也将选用Python 3.x作为我这段时间的学...
2018-03-10 15:56:48
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