Python Tutorials for AP Computer Science Principles, updated at |
Python Arraysupdated at 6,993 Arrays are used to store multiple values in one single variable: Access the Elements of an Array.You refer to an array element by referring to the index number. .The Length of an Array.Use the len() method to return the length of an array (the number of el... |
Mastering Excel Data Manipulation with Pythonupdated at 6,965 Python provides an awesme feature can access Excel spreadsheet file that based on pandas.You can use the pandas library in Python to read an Excel file and store its data into a Python array. Here's a basic example:Replace 'your_excel_file.xlsx' with the p... |
Machine Learning Types and Programming Languagesupdated at 7,116 In the area of Machine Learning Technology, |
Code Chronicles - A Caffeine-Fueled Journey into Data Software Engineeringupdated at 7,223 Interning in Data Software Engineering was like entering a realm where coding meets caffeine-fueled euphoria.The excitement bubbled within me like an over-caffeinated potion as I delved into the world of zeros and ones.“Excitement is like caffeine for the... |
Python Modulesupdated at 6,997 What is a Module?.Consider a module to be the same as a code library.A file containing a set of functions you want to include in your application.Create a Module.To create a module just save the code you want in a file with the file extension .py:Use a Mod... |
Python Scopeupdated at 6,967 A variable is only available from inside the region it is created.This is called scope.Local Scope.A variable created inside a function belongs to the local scope of that function, |
Python Polymorphismupdated at 6,989 The word "polymorphism" means "many forms", |
Python Iteratorsupdated at 7,017 An iterator is an object that contains a countable number of values.An iterator is an object that can be iterated upon, |
Python Inheritanceupdated at 7,106 Inheritance allows us to define a class that inherits all the methods and properties from another class.Parent class is the class being inherited from, |
Python Classes/Objectsupdated at 7,305 Python is object-oriented.In Python, |
Python Lambdaupdated at 7,016 A lambda function is a small anonymous function.A lambda function can take any number of arguments, |
Python Functionsupdated at 6,980 A function is a block of code which only runs when it is called.You can pass data, |
Python While Loops/For Loopsupdated at 7,332 The while Loop.With the while loop we can execute a set of statements as long as a condition is true.The while loop requires relevant variables to be ready, |
Python Conditions and If statementsupdated at 7,031 Python supports the usual logical conditions from mathematics::Equals: a == b, |
Python Dictionariesupdated at 6,962 Dictionaries are used to store data values in key:value pairs.A dictionary is a collection which is ordered*, |
Python Setsupdated at 6,977 Sets are used to store multiple items in a single variable.Set is one of 4 built-in data types in Python used to store collections of data, |
Python Tuplesupdated at 7,074 Tuples are used to store multiple items in a single variable.Tuple is one of 4 built-in data types in Python used to store collections of data, |
Python Comparison Operatorsupdated at 7,133 OperatorDescriptionExample.==, |
Python Arithmetic Operatorscreated at 6,986 OperatorDescriptionExample% ModulusDivides left hand operand by right hand operand and returns remainder20 % 10 = 0* MultiplicationMultiplies values on either side of the operator10 * 20 = 200** ExponentPerforms exponential (power) calculation on operators... |
Printing string n timescreated at 6,966 In Python, |
String concatenation by join()created at 7,050 Write the code for a Python function expand(x) that takes a list of strings, |
Python Listsupdated at 7,201 Lists are used to store multiple items in a single variable.Lists are one of 4 built-in data types in Python used to store collections of data, |
Python String Operationsupdated at 7,238 You can return a range of characters by using the slice syntax.Specify the start index and the end index, |
Python Data Typesupdated at 7,300 In programming, |
Python Variablesupdated at 7,234 Variables are containers for storing data values.Creating Variables.Python has no command for declaring a variable.A variable is created the moment you first assign a value to it.Variables do not need to be declared with any particular type, |
Python Commentsupdated at 7,399 Comments can be used to explain Python code.Comments can be used to make the code more readable.Comments can be used to prevent execution when testing code.Creating a Comment.Comments starts with a #, |
Python Syntaxupdated at 7,321 Execute Python Syntax.As we learned in the previous page, |
Python Getting Startedupdated at 7,305 Many PCs and Macs will have python already installed.To check if you have python installed on a Windows PC, |
Python Introductioncreated at 7,002 Python is a popular programming language. It was created by Guido van Rossum, |
What is Python?updated at 7,433 Python is a genus of constricting snakes in the Pythonidae family native to the tropics and subtropics of the Eastern Hemisphere.In terms of programming language, |
