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Contents

Table of Contents

“Python Tips and Tricks: A guide to making the most of the python language”

How to iterate through 2 lists in Python:

How to Split a String on the First N Occurrences in Python

How to Quickly Find the Longest String in a List in Python

You can round numbers in Python using negative rounding numbers

Get Rid of Duplicates without using sets

Generate Random Numbers using module random()

3 Ways to Check Whether a List is Empty

How to replace a text with some other text

How to use Lambda functions

How to Quickly Simplify if statements

How to find the first day of the month

How to put days before months

How to find the difference between 2 dates in months

How to subtract weeks from a date

How to subtract days from a date

How to add weeks to a date

How to add days to a date

How to find the number of days between 2 dates

How to convert from one timezone to another one

How to convert a string into a date

Date formatting

Math operation inside strings

Get default value for missing keys

Swap values

  1. Shuffle elements using shuffle()

How to Quickly Check Whether a String is a Palindrome

Try else

Time spent

Chained function call

Decapitalize

Get vowels

Comma-separated

Compact

Capitalize first letters

Chek whether 2 sets have the same elements

Find the largest element in a dictionary using max

Find the index of a substring in a string

How to generate fake data using Faker

How to Check Whether a Variable is a Number

How to Convert two lists into a dictionary

How to Display a Progress bar in Python using tqdm

How to Quickly Find the Symmetric Difference of 2 Sets in Python

How to Quickly Find the Union of 2 Sets in Python

How to Quickly Find the Intersection of 2 Sets in Python

How to Quickly Find the Difference Between 2 Sets in Python

How to Quickly Multiply Elements in a List in Python

How to Reverse a List Using Negative Slicing in Python

How to Repeat a List in Python

How to start implementing a method and finish it later on using Pass statement

How to generate unique IDs using the uuid module

Difference between sort() and sorted()

You can check whether a value is not part of a list using “not in”

Print the place where a module is located

You can remove duplicates from a list in a single line

You can avoid throwing errors when trying to access a non-existent key in a dictionary

You can build your own iterator

Difference between copy() and deepcopy()

Find the most frequent element in a list in just one line

Sort elements of a string or list based on their frequency

Count the number of elements using “count” from “itertools”

Check if 2 strings are anagrams using Counter

Count the number of elements in a string or list using Counter from “collections”

You cannot change the value of a global variable just by mentioning it inside a function

Other values that evaluate to False are None, “False” and the number 0

Any non-empty list, tuple, or dictionary is evaluated to True

Any non-empty string is evaluated to True

At least one condition is met out of many in a single if-statement

Multiple conditions at a single if-statement

Condition inside the print function

Join 2 sets

Remove all elements from a list, set, or dictionary

Remove all elements from a list, set, or dictionary

Get sub-tuples starting from an index

Get sub-tuples by making jumps

Get the index of an element in a tuple

Count the number of times an element appears in a tuple

You can easily get the last n elements using slice()

Quickly count the number of times an element appears in a list that satisfies a condition

Nest a list and a tuple inside a tuple

We can use negative indexes in tuples too

Check if a string has all its words starting with an uppercase character

Check if a string represents a Chinese number

Check if a string represents a number

Remove characters from the right based on the argument

Check if all characters in a string are alphabets

Check if all characters in a string are either alphabets or numbers

Check if all characters are white spaces in a string

Swap cases of characters in a string

You can define a custom printable version for an object of a class

You can also redefine the “<” and “==” operators inside your own classes

You can redefine the “+” operator inside your own classes

You can call the parent class’s initializer using super() or parent class’s name

You can define a method that can be called with as many parameters as you want

Check the memory usage of an object

You can access private properties even outside their intended scope

You can define the same method multiple times inside the same scope

You don’t need to compare the length with 0

range() starts by default at 0

range() includes a step parameter that may not be known that much

map() returns a new object

filter() returns a new object

Conditionals statements in lambda should always include the “else” part

Lambda functions can only be in one line

Add a value in the first position in a list

Convert a value into a complex number

You can convert any data type into a boolean value

You can convert a boolean value into a number

You can use boolean values in arithmetic operations

Swap keys and values of a dictionary

Get values of a dictionary in a single line

Get keys of a dictionary in a single line

Get the value of a character in Unicode

Check whether 2 strings are anagrams using sorted()

An “if-elif” block can exist without the else block at the end

You can turn a set into an immutable set

Lists, sets, and dictionaries are mutable

Strings and tuples are immutable

Integers, floats, strings, booleans, and tuples are immutable

Find the unique id of a variable using id()

Check whether a string starts with a particular character without using the index 0

Check whether a string is larger than another string

Merge 2 dictionaries quickly

Difference between == and “is”

Float division

Partial Slicing with just the beginning or ending index

Reverse slicing

Slice a string using a step function

Reverse the ordering of a list

You can separate big numbers with the underscore

You can use the underscore character anywhere in the name of a variable

You cannot have 0 as the first digit in a number

You cannot use an operator at the beginning of the name of a variable

You cannot use a number at the beginning of the name of a variable

Print multiple values with a custom separator in between each value

Print multiple elements in the same line using multiple prints

Print multiple elements with a single print() statement

Avoid “trivial” mistakes by using named parameters

Convert a string into a list of strings

Find the index of an element in a list or tuple

Merge dictionaries in a single readable line

Compare 3 numbers just like in Math

Repeat strings without looping

Enumerate related items of the same concept via Enum

Navigate in a List without using for loops

Assign multiple variables in just one line

  1. “Else” condition inside a “for” loop

Extract elements from lists

Get n largest or n smallest elements in a list using the module heapq

Pass lists as method arguments

Get all the elements in the middle of the list

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