In Python ValueError: Trailing data occurs when you try to load the JSON data or file into pandas DataFrame, and the data is written in lines separated with newline characters…
How to Fix: KeyError in Pandas?
The KeyError in Pandas occurs when you try to access the columns in pandas DataFrame, which does not exist, or you misspell them. Typically, we import data from the excel…
[Solved] NameError: name ‘pd’ is not defined
In Python, NameError: name ‘pd’ is not defined occurs when you import the pandas library but fail to provide the alias as pd while importing it. In this article, let us look…
[Solved] NameError: name ‘np’ is not defined
In Python, NameError: name ‘np’ is not defined occurs when you import the NumPy library but fail to provide the alias as np while importing it. In this article, let…
ValueError: If using all scalar values, you must pass an index
If you pass all scalar values while creating pandas Dataframe in Python, you will encounter “ValueError: If using all scalar values, you must pass an index“ In this tutorial, we…
No handles with labels found to put in legend
In Python matplotlib No handles with labels found to put in legend occur if you have not defined the label parameters whenever you plot the figure and try to call…
[Solved] Python can’t Multiply Sequence by non-int of type ‘str’
The TypeError: can’t multiply sequence by non-int of type ‘str’ occurs if we multiply a string by another string without converting into an integer or floating-point. In this tutorial, we…
TypeError: list indices must be integers or slices, not str
If you are accessing the elements of a list in Python, you need to access it using its index position or slices. However, if you try to access a list…
Python String swapcase()
Python string swapcase() method is a built-in function that converts all uppercase characters into lowercase and all lowercase characters into uppercase characters of a given string and returns a new…
Python TypeError: ‘int’ object is not subscriptable
In Python, we use Integers to store the whole numbers, and it is not a subscriptable object. If you treat an integer like a subscriptable object, the Python interpreter will raise TypeError:…
[Solved] Python can’t Multiply Sequence by non-int of type ‘float’
The TypeError: can’t multiply sequence by non-int of type ‘float’ occurs if we use the multiply operator between a string and float value. In this tutorial, we will learn what…
TypeError: ‘list’ object is not callable
The most common scenario where Python throws TypeError: ‘list’ object is not callable is when you have assigned a variable name as “list” or if you are trying to index the elements…
Menu Driven Program in Python
Introduction to Menu-Driven Program A menu driven program in Python is a program that takes input from a user by displaying a list of options and allows users to choose…
Python String isdigit()
Python string isdigit() method is a built-in function that returns True if all the characters in a string are digits. Otherwise, it returns false. What are the valid digits in…
Python String isspace()
Python string isspace() method is a built-in function that returns True if all the characters in a string are whitespace characters. Otherwise, it returns false. What are whitespace characters in…
Python String isalnum()
Python string isalnum() method is a built-in function that returns True if all the characters in a string are alphanumeric. Otherwise, it returns false. Example of characters that are not…
Python String istitle()
Python string istitle() method is a built-in function that returns True if the string is a title case. Otherwise, it returns false. What is titlecase? A title case is a…
Python String rjust()
Python string rjust() method is a built-in function that will right align the string using a specified character as the fill character. The default character is space if no argument…
Python String ljust()
Python string ljust() method is a built-in function that will left align the string using a specified character as the fill character. The default character is space if no argument…
Python String upper()
Python String upper() method is a built-in function that converts all the lowercase characters into uppercase and returns it. Syntax The syntax of upper() method is: string.upper() Parameter The upper()…
Python String islower()
Python String islower() method is a built-in function that returns True if all the characters in the string are lowercase. If the string contains at least one uppercase character, the…
Python String isupper()
Python String isupper() method is a built-in function that returns True if all the characters in the string are uppercase. If the string contains at least one lowercase character, the…
Python String startswith()
Python String startswith() method is a built-in function that determines whether the given string starts with a specific sequence of characters. Let’s take a look at syntax and examples of…
Python String endswith()
Python String endswith() method is a built-in function that determines whether the given string ends with a specific sequence of characters. Let’s take a look at syntax and examples of…
Python String encode()
Python String encode() method is a built-in function that takes an encoding type as an argument and returns the encoded version of a string as a bytes object. The default…
Python String count()
Python String count() method is a built-in function that returns the number of occurrences of a substring in the given string. Syntax The syntax of count() method is: string.count(substring, start=…, end=…) Parameter…
Python String center()
Python String center() method is a built-in function used to align the string to the center by filling the paddings to the left and right of the string with a specified fillchar(default…
Python String casefold()
Python String casefold() method is used to implement caseless string matching. Case folding is similar to lowercasing but more aggressive because the casefold() function is more aggressive as it converts all string…
Python String capitalize()
Python string capitalize() method will convert the first letter in a string to uppercase and keep the rest of the characters in lowercase. The capitalize() function does not modify the…
Python TypeError: ‘int’ object is not callable
The TypeError: the ‘int’ object is not a callable error occurs if an arithmetic operator is missed while performing the calculations or the reserved keywords are declared as variables and used as…
Python TypeError: ‘NoneType’ object is not subscriptable
If you subscript any object with None value, Python will raise TypeError: ‘NoneType’ object is not subscriptable exception. The term subscript means retrieving the values using indexing. In this tutorial,…
Python Exponent | Calculate exponent in Python
Exponential is a mathematical operation where the number gets multiplied to a definite set of times to itself. For Example, 2 to the 3rd (written like this: 23) means: 2…
How to Reverse a String in Python
Python has many functions for string manipulation. However, the Python string library does not have any built-in reverse() function to reverse a string. Reverse a string in Python Let us…
Check if string is empty or not in Python
In this article, you will learn how to check if string is empty or not using different approaches with examples. Python program to check if string is empty or not…
Python Remove Newline From String
There are times where we need to remove the newline from string while processing massive data. This tutorial will learn different approaches to strip newline characters from string in Python.…
How To Convert Python String To Array
In Python, we do not have an in-built array data type. However, we can convert Python string to list, which can be used as an array type. Python String to…
Python Split list into chunks
In this tutorial, you will learn how to split a list into chunks in Python using different ways with examples. Python Split list into chunks Lists are mutable and heterogenous,…
Python Print to File
We always use print statements in Python to display the output in the console or command line terminal. However, sometimes we want to change this behavior to print to a…
Remove Character From String Python
We can remove a character from String in Python using replace() and translate() methods. In this tutorial, let’s look at How to remove a character from a string in Python…
Python ImportError: No module named PIL Solution
If you use the Python image library and import PIL, you might get ImportError: No module named PIL while running the project. It happens due to the depreciation of the…
Python Comment Block
Comments are a piece of text in a computer program that provides more information on the source code written. Like every other programming language, Python has three different types of…
ImportError: No module named Pandas
In Python, if you try to import pandas without installing the module using pip, you will get ImportError: no module named pandas error. In this tutorial, let’s look at installing…
ImportError: No module named requests
In Python, if you try to import Requests without installing the module using pip, you will get ImportError: no module named requests error. In this tutorial, let’s look at installing…
Python Ternary Operator
Python Ternary operators also called conditional expressions, are operators that evaluate something based on a binary condition. Ternary operators provide a shorthand way to write conditional statements, which makes the…
ValueError: too many values to unpack (expected 2)
If you get ValueError: too many values to unpack (expected 2), it means that you are trying to access too many values from an iterator. Value Error is a standard exception…
UnicodeDecodeError: ‘utf8’ codec can’t decode byte 0xa5 in position 0: invalid start byte
The UnicodeDecodeError occurs mainly while importing and reading the CSV or JSON files in your Python code. If the provided file has some special characters, Python will throw an UnicodeDecodeError:…
Python ValueError: could not convert string to float
If you convert a string object into a floating-point in Python many times you will get a ValueError: could not convert string to float. Usually, this happens if the string…
Python String lower()
Python String lower() method converts all the uppercase characters in a string to lowercase characters and returns the string as output. lower() Syntax The Syntax of lower() method is: string.lower() lower() Parameters…
[Solved] err_http2_protocol_error
The err_http2_protocol_error occurs for various reasons while using Ng, and it’s one of the most annoying errors that appear all of a sudden either on your browsers such as Chrome,…
PrismJS Tutorial | Implement Prism in HTML and React
PrismJs is a library written using JavaScript, which is used for syntax highlighting or code highlighting. It’s one of the most popular libraries used by millions of websites to highlight…