Archive for Python

Render a PDF from html using xhtml2pdf and mimerender in Flask

I’m working on invoice/receipt generation for and wanted to create simple PDFs using nothing but HTML.

Using Flask, mimerender, and xhtml2pdf, here’s how:

End of 2012 Review

At the end of a year I like looking back and seeing what I’ve accomplished and what new technologies I started working with in the year. Here’s a little summary.

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How to allow direct file uploads from JavaScript to Amazon S3 signed by Python

OnĀ we originally implemented to allow for file uploads while sending emails. While it was a quick way to get started with file uploading initially, after several minutes of downtime of their API and then an unannounced change in their JSON response format, I was reminded once again that you shouldn’t to rely on small startups for critical parts of your tech infrastructure.

There’s nothing wrong with if you want to use a lot of their features, but in our case we just needed to allow simple uploading of files to our own AWS S3 bucket. Here’s how:
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