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Strings 字符串 Strings 字符串
1.2.5: Strings 字符串字符串是不可变的字符序列。Strings are immutable sequences of characters.在Python中,可以将字符串括在单引号、引号或三引号中。In Python, you
Dictionaries 字典 Dictionaries 字典
1.2.7: Dictionaries 字典字典是从键对象到值对象的映射。Dictionaries are mappings from key objects to value objects.字典由键:值对组成,其中键必须是不可变的,值可
Sets 集合 Sets 集合
1.2.6: Sets 集合集合是不同散列对象的无序集合。Sets are unordered collections of distinct hashable objects.但是,对象是可散列的意味着什么呢?But what does
Slicing NumPy Arrays 切片 NumPy 数组 Slicing NumPy Arrays 切片 NumPy 数组
2.2.2: Slicing NumPy Arrays 切片 NumPy 数组It’s easy to index and slice NumPy arrays regardless of their dimension,meaning w
Sequences 序列 Sequences 序列
1.2.1:Sequences 序列在Python中,序列是按位置排序的对象集合。In Python, a sequence is a collection of objects ordered by their position.在Pyt
Indexing NumPy Arrays 索引 NumPy 数组 Indexing NumPy Arrays 索引 NumPy 数组
2.2.3: Indexing NumPy Arrays 索引 NumPy 数组NumPy arrays can also be indexed with other arrays or other sequence-like object
Introduction to Matplotlib and Pyplot-Matplotlib 和 Pyplot 介绍 Introduction to Matplotlib and Pyplot-Matplotlib 和 Pyplot 介绍
2.3.1: Introduction to Matplotlib and Pyplot-Matplotlib 和 Pyplot 介绍Matplotlib is a Python plotting library that produces
Building and Examining NumPy Arrays 构建和检查 NumPy 数组 Building and Examining NumPy Arrays 构建和检查 NumPy 数组
2.2.4: Building and Examining NumPy Arrays 构建和检查 NumPy 数组NumPy provides a couple of ways to construct arrays with fixed,
Customizing Your Plots-自定义绘图 Customizing Your Plots-自定义绘图
2.3.2: Customizing Your Plots-自定义绘图There are a few important elements that can be easily added to plots.有几个重要元素可以轻松添加到绘图
Introduction to NumPy Arrays NumPy 数组简介 Introduction to NumPy Arrays NumPy 数组简介
2.2.1: Introduction to NumPy Arrays NumPy 数组简介NumPy is a Python module designed for scientific computation.NumPy是为科学计算而设
Classes and Object-Oriented Programming类和面向对象编程 Classes and Object-Oriented Programming类和面向对象编程
2.1.2: Classes and Object-Oriented Programming类和面向对象编程Our emphasis has been and will be on functions and functional prog
Generating Histograms-生成直方图 Generating Histograms-生成直方图
2.3.4: Generating Histograms-生成直方图There are many ways to generate histograms.有许多方法可以生成直方图。Let’s look at one of them, whi
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