In this tutorial, we will look at how to get the filename from a path using Python. How to get the filename from a path in Python? There are a number of ways to get the filename from its path in python. You can use the os module’s os.path.basename() function or os.path.split() function. You can […]
Python – Get Filename from Path with Examples Read More »
In this tutorial, we will look at how to the get the file size using Python. Programmatically get file size There are a number of ways to get the size of a file in Python. You can use the os module’s os.stat() function to get a number of file statistics including its size. You can
Get File size using Python Read More »
It can be very handy to know how to programmatically get a list of all files in a folder. For example, you have a folder full of text files containing useful data that you want to collate into a dataset or you just want to find out whether a given file exists in a folder
List of all files in a directory using Python Read More »
In this tutorial, we will look at how to drop the last n rows of a pandas dataframe. How to drop the last n rows of a dataframe? There are a number of ways to remove the last n rows of a dataframe. For example, you can slice the dataframe using .iloc or you can use the
Pandas – Drop last n rows of a DataFrame Read More »
In this tutorial, we will look at how to drop the first n rows of a pandas dataframe. How to drop the first n rows of a dataframe? There are a number of ways to remove the first n rows of a dataframe. For example, you can slice the dataframe using .iloc or you can
Pandas – Drop first n rows of a DataFrame Read More »
In this tutorial, we will look at how to get the current working directory in Python. There are a number of ways to get the current working directory. You can use the os standard library’s getcwd() function. Or, you can use the pathlib library’s Path.cwd() class method. Let’s look at these methods with some examples.
Get the Current Working Directory in Python Read More »
Python lists are quite versatile and can store a wide range of data in a sequential manner. It might be handy to know if an element belongs to a list or not. For example, you are a librarian at a public library, a person wants to check whether a book is available or not. Fortunately,
Python – Check if an element is in a list Read More »
In this tutorial, we will look at how to get a list of unique values in a pandas dataframe column. Additionally, we will also look at how to get a count of each unique value within the column and the total unique count. First, let’s create a sample dataframe that we will be using throughout
Pandas – Get All Unique Values in a Column Read More »
Pandas is a powerful library for manipulating tabular data in python. When working with pandas dataframes, it might happen that you require to delete rows where a column has a specific value. In this tutorial, we will look at how to delete rows based on the column values of a pandas dataframe. How to delete
Pandas – Delete rows based on column values Read More »
Measuring the performance of your model using the correct metric is a very important step in the data science process. In this tutorial, we’ll look at how to compute the accuracy of your predictions from scratch and with sklearn in Python. What is accuracy? Accuracy is one of the most common metrics used to judge
Get Accuracy of Predictions in Python with Sklearn Read More »
