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In Python, you can return more than one value from a function.

In Python program takes a list and for each item in it, prints the number of occurances.

In Python, you can add the "else" block after a "while" loop. It will be executed after the loop

A simple example of opening and displaying an image file using the Python Image Library (PIL).

In python a so-called decorator is used to surround the code of the slow function python programer

Iterating over a dictionary using "in" in Python returns

In Python, you cannot directly access or modify a global variable that is outside of your local

In Python,When working with dictionaries, make sure you are trying to read an exising key. Otherwise

Creating a function in Python. Use the "def" keyword, give a function a name and list its arguments

Quite a versatile keyword, "in". It can check if the character is in a string

Quite a versatile keyword, "in". It can check if the character is in a string

There is no built-in function in Python to check if the given number is a prime number. Python

In Python code demonstrates the so-called list comprehension. On lines 8 and 9, the new list

In Python, you can add a description of a function.

When you have a block, where Python expects an indended code, you can use the "pass" statement to

Sometimes you need a variable only because either Python

Sometimes you need a variable only because either Python

To iterate backwards in Python, either use a range with step = -1, or a "reversed" built-in functio

The "with" keyword implicitly wants to call the _enter_and _exit methods for the object in hand.

Python program to draw random coloured lines using the Turtle library.

Using the "del" function in Python to undeclare a variable.

To split a string into characters, convert it to a list, and you'll get a list of separate

In #Python, you can create your own #exception, and later raise them in different circumstances.

In Python, you can add annotations to the arguments and to the return value of a functionn

In Python loop variable keeps the last value after the loop is over. You may want to know about.

To read from command-line arguments, use the sys.argv list.

In Python "zip" built-in function takes a few lists and creates tuples by picking up elements f list

The "assert" keyword can be used to check the input data for validity. Python programming

After installing Python, you get not only a compiler but also a set of useful libraries (modules)

You can pass named arguments when calling the "format" method on a string.

In Python, you can use one of the two methods of creating empty objects: using python syntax

In a "try" block, you can use the "finally" keyword to write some code that will be executed.

In Python To detect if the number if odd or even, you can use the modulo ('%') operator.

Python, you can use positional arguments together with their names, and thus make them named argu

Opening, writing to, and closing a text file in Python. Use the "open" built-in function and pass

Use more than one placeholder in a string

In Python "pickle" module, you can freeze your data objects to a file, and later read them back.

Use {} to create a set in Python. Notice that set "flattens" the data and you'll only get one piece

The third parameter, the “step,” can be used on its own to select every Nth character from a string

Accessing single characters in a string is as easy as providing character's positions.

In Python, a string that contain literal zero is still a True value.

The "with" keyword in Python allows you to simplify some code | Python Programming

Lists in Python can be used as a stack: you add data to the end of the list using the "append" methd

Lambdas (or inline functions) are very handy if the function body is short and simple.

In Python, you can operate with embedded lists. Specify as many indices as needed to get

In Python, you can use "*" to repeat the string N times.

In Python see the location of the file with the imported module, use the __file__ property.

In python, Let's sove a classical task of printing the first Fibonacci numbers.

The pair of built-in functions, "all" and "any" will check if the elements of the list are either

Use the "json" module, which comes with the default installation of Python, to parse JSON files.

Creating and using variable in Python

A combination of input() and print() in the infinite loop gives you a program | python programming

In Python any other class, custom exception can define a constructor and you can pass arguments

Use the functions, whose names are the names of the corresponding data types

An example of using a class-level variable to count how many objects of this class were created.

With the "items" method, you can iterate over both keys and values of a dictionary. Python programer

In Python "re.IGNORECASE" flag can be added as a third parameter to the "match" or "search" method.

Augmenting assignment operator Python

In Python, you can use a built-in function "reversed", which will return a new list with reversed

When you read numbers from command-line argumnets, make sure you convert them properly.

The "continue" keyword prevents the rest of the loop body from exution

The "continue" keyword prevents the rest of the loop body from exution

Using the "cmath" module to replace a traditional "math" when you need to deal with complex numbers

Counting backwards in Python. Use the third parameter of the range function.

"length" (whatever that means) of variables of different types

Saving an if condition in a temporary boolean variable

Saving an if condition in a temporary boolean variable

In Python, there are lists (arrays) and tuples.

More than a simple variable assignment in Python. Assign in a chain, or assign more than one variab

The "re" module brings to you a whole new world of regular expressions | Python programming

In Python swap the two variable, use this simple trick and avoid using the third temporary variable.

To create a custom iterator and thus to be able to use "iter" and "next" for an object of a custom

A very simple but very useful method of measuring the time spent by a slow piece of code in your prg

Python call a regular class method as a static method, Iterators can be directly used in a "for" lp

To count characters from right to left, use negative indices.

Using the save variable to keep data of different types. Printing the type of the currently hosted

The "+" opeartor behaves differently depending on the type of its operands.

Comparing the / and // operators in Python. In Python 3 and (recent) Python 2.7 they can behave

Use tripple quotes ''' to create a multi-line string in Python.

Another example of the combination of "for" and "in", this time to iterate over characters in

Another example of the combination of "for" and "in", this time to iterate over characters in

Closures in programming are functions that at some moment "caught" the value of some parameter passd

To get data from the web, you can use the "requests" library that comes with Python.

In Python, there are two comparison operators:"=="and "is".The"=="one is for checking value equality

If you want to ask a user to enter a password, you may want not to use the standard "input()".

In recent versions of Python

In Python, you can create your own constructor and destructor for your classes. Python programming

In python previous program is simplified. The task is to generate 20 *differnet* random integers.

List comprehensions" is a powerful technique in Python although it may be a non-trivial for beginnrs

When working with modules, be careful not to mix names in your local progam | python programming

Dumping a structured variable to a text file in JSON format.Notice that the interface of the libry

Get an iterator of an iterable object using "iter", and then take its elements by calling "next".

Python3 Programming Languages (Hello World)

Use "j" to present the imaginary part.

The task is to tell the number of digits in the given integer number.Armstrong number is the number

The Quick Sort algorithm in Python.gorithm, you take a list of data, choose a so-called pivot

Using the "input" built-in function to read from the user input (STDIN).

Bubble sort explained in one minute.e got unsorted data, and you have to sort them.

With ranges, you specify the index of the first character to copy

You can indicate that you want your function to only accept positional parameters

Creating a class in Python. In the example, the class has a single method called "talk" | Python

In Python, you can raise the "StopIteration" exception when you want the next call of "next" to fail

Zero number or an empty string are treated as False in boolean context.

In Python, the "while" loop runs the loop body as many times as needed while the condition is true.

Using a range to extract a few characters from the middle of a string

Regular expressions can help to clean the text and remove double spaces from it.

This program removes accents from the accented letters such as é or ü. installed using pip.

Reading a text file line by line and printing it. so if you need to print it. | python programming

The two methods, keys() and values(), return, respectively, the keys and the values of a dictionary

Creating a simple web server using the standard library. There is "http.server" module in Python 3

To understand recursion, it is a good practice to implement common functions using recursion

To extract more than one piece from a string using regular expressions, use captures | Python prgmr

Identifier names (names of the variables and functions, for example)

To print to the standard error stream (stderr), all you need is to import the "sys"module and call

In python computes the value of pi using the Leibnitz series: π/4 = 1 - 1/3 + 1/5 - 1/7 + .

When a function returns more than one value. Python Programming

Here is one of the simplest ways to execute an external program from your Python script.

"Assign" a default value to a parameter of a function.

Let's check if it is daylight savings time (DST) at the moment.

Write a caption... The "break" keyword stops currently

The "tempfile" create , comparison of the algorithms behind uuid1 and uuid4

This progam is a continuation of the task 323, where we created a number of threads to make many.

You can use indices inside {} to indicate which argument of the format method to substitute

If you happen to operate with "None", make sure you understand how Boolean operators are working.

In Python, when you pass a list to a function, you pass it by reference. | Python Programming

In python straightforward algorithm of generating a set of different random numbers.

If you wonder what's there inside sys.argv[0], here's the answer.

Here's the "for" loop, and we are using "in" to loop over all its elements.

You can create more than one generator object, the great part of that they behave independently.

The easiest way is to to use the "pip" command-line tool, which does all the work for you.

In the previous program, we called an external program and it printed its output directly

Find the average value in python

Find the average value in python

Be careful with indentation in Python. Accidentally, you can end the "if" block and return

When you call an external program that prints more than one line and capture its output

Floating-point calculations are not always 100% "correct" from human perspective.

To append a list to another list, use the "+" operator. So simple as that.

Python programming

Using range to solve Problem 1 of Project Euler (projecteuler.net/problem=1).

Using range to solve Problem 1 of Project Euler (projecteuler.net/problem=1).

When using if-elif-else, make sure the conditions will not be confclicting.

how you save data inside instances of a class using the "self" keyword to reference Python

When you are working with 'for' loops in Python, you have to understand when and how Python calls

Continuing the previous example, here is the case when the "else" block

Continuing the previous example, here is the case when the "else" block

In this example, a two-dimensional list of lists is transposed. That means that the original data

Simple string formatting using the old style with % formatters and the new style with the call

This keyword, "yield", is maybe the least intuitive in Python. You place it where you would normally

The "sys" module in Python can give you some information about the operating system

Using the same variable in more than one Boolean check?

This example demonstrates how to execute a function in parallel using threads.

Write a caption... To reverse a string, walk along it with the step "-1" from right to left.

To compute the average (or "mean") value of some data (list, or array, or set, or whatever)

Omit one of the range ends to get everything from the beginning or from the end of a string

If you can return from a function early, just do it. It may not be following the classical way

If you are computing Booleans with "None", be careful as you can get "None" in result.

Use the "range" type to create a range of numbers between its left and right edges.

Use the "range" type to create a range of numbers between its left and right edges.

Here's a non-recursive implementation of computing a factorial of a positive integer number.

This night, time switch to "Summer time", and the same program gives a different result :-)

Let us modify the previous "echo" program so that it does not generate an exception after you want

In Python, you can redefine the standard behaviour when converting objects to strings programmer

Let us explore random number generator in Python.This program generate some big number of random100

When you create a range, you specify the two edges and the step. To generate every second number

You can operate with sets as in math.

Sometimes you need a function that assumes two arguments equal if only one is passed.| Python

Here's a recursive implementation of computing a factorial of a positive integer number.