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Lock PDF using Python step-by-step  Method - 1 To lock a PDF file using Python, you can use the PyPDF2 library. The following steps outline the process: Install the PyPDF2 library: Copy code pip install PyPDF2 Open the original PDF file and create a new PdfFileReader object: makefile Copy code pdf_file = open("original.pdf", "rb") pdf_reader = PyPDF2.PdfFileReader(pdf_file) Create a new PdfFileWriter object to store the locked version of the PDF file: makefile Copy code pdf_writer = PyPDF2.PdfFileWriter() Loop through each page of the original PDF file and add it to the new PdfFileWriter object: scss Copy code for page_num in range(pdf_reader.numPages):     page = pdf_reader.getPage(page_num)     pdf_writer.addPage(page) Encrypt the new PdfFileWriter object with a password: python Copy code pdf_writer.encrypt("password") Save the locked PDF file: lua Copy code locked_pdf = open("locked.pdf", "wb") pdf_writer.write(locked_pdf) Close both...

  Hi Guys, In this tutorial, you will learn python to read CSV examples. you'll learn python to get data from CSV files. We will look at an example of a python read CSV file example. I explained simply about the python program to read data from CSV files. You just need to some steps to done read data from the CSV file python. Reading a CSV (Comma Separated Values) file in Python is a very common task for data analysis and manipulation. One of the most popular libraries for reading and writing CSV files in Python is the "pandas" library. Here is an example of how to use the "pandas" library to read a CSV file in Python: Copy code import pandas as pd # Read CSV file df = pd.read_csv( 'example.csv' ) # Print the dataframe print (df) In this example, we first import the "pandas" library using the "import" statement. Next, we use the "read_csv()" function to read the contents of the CSV file 'example.csv' into a dat...