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Shahzad Ashraf
Shahzad Ashraf

Posted on • Originally published at kb.groupdocs.cloud

Solving CSV Merge with Python REST API

Combining several CSV reports into a single dataset often turns into a juggling act. Each file may carry its own header row, different delimiters, or mismatched encodings, forcing you to write custom pre‑processing logic. When the number of files grows, memory consumption spikes and the risk of losing column alignment rises. Traditional file‑system scripts quickly become brittle and hard to maintain.

GroupDocs.Merger Cloud SDK for Python offers a clean REST‑based solution that abstracts those headaches. By sending the source CSV URLs or raw streams to the merge endpoint, the service automatically strips duplicate headers, normalizes delimiters, and streams the result back without loading everything into local memory. Because the operation runs in the cloud, you sidestep server‑side resource limits and benefit from built‑in security. The SDK wraps the HTTP calls in idiomatic Python methods, so you can focus on business logic instead of HTTP plumbing.

The article includes a ready‑to‑run code snippet that demonstrates uploading two CSV files, invoking the merge request, and saving the combined output locally. Give it a try and eliminate the manual stitching step in your data pipeline.
https://kb.groupdocs.cloud/merger/python/merge-csv-files-using-python-rest-api/

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