How to extract metadata from pdf using python

Опубликовано: 05 Октябрь 2024
на канале: CodeMade

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extracting metadata from pdf files in python can be accomplished using libraries such as `pypdf2` or `pikepdf`. in this tutorial, i'll demonstrate how to use `pypdf2` to extract metadata from a pdf file.

step 1: setting up your environment

before we start, you need to have python installed on your system. you can download it from [python.org](https://www.python.org/downloads/).

next, install the `pypdf2` library using pip. open your terminal or command prompt and run:

step 2: understanding pdf metadata

pdf files can contain various types of metadata, such as:

title
author
subject
creator
producer
creation date
modification date

this metadata is often used to describe the document's properties and can be useful for indexing and searching.

step 3: extracting metadata from a pdf

here’s a step-by-step guide to extract the metadata using `pypdf2`.

1. **import the necessary libraries**.
2. **open the pdf file**.
3. **extract the metadata**.
4. **print the metadata**.

example code

step 4: running the code

1. save the code above in a python file, for example, `extract_metadata.py`.
2. replace `'example.pdf'` with the path to your pdf file.
3. run the script in your terminal:

step 5: understanding the output

when you run the script, it will print the metadata extracted from the pdf file. the output will look something like this:

conclusion

you've successfully extracted metadata from a pdf file using python and the `pypdf2` library. you can further enhance this script to handle multiple files, save the metadata to a file, or process the metadata as per your requirements.

additional libraries

**pikepdf**: another powerful library for working with pdfs. you can use it for more advanced pdf manipulation, including metadata extraction.

to install `pikepdf`, you can use:

you can explore other functionalities provided by these libraries for more complex pdf operations. happy coding!

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