“The headers or library files could not be found for jpeg” installing Pillow on Alpine Linux

Question

I\'m trying to run Python\'s Scrapy in a Docker container based on python:alpine. It was working before, but now I\'d like to use Scrapy\'s Image Pipeline which requires me to i

Answer 1

Just in case anyone else is still struggling like I was you can see the official alpine Dockerfile for Pillow here: https://github.com/python-pillow/docker-images/blob/master/alpine/Dockerfile#L20

It states the following dependencies:

RUN apk --no-cache add python3 \

                   ...

                   # Pillow dependencies
                   jpeg-dev \
                   zlib-dev \
                   freetype-dev \
                   lcms2-dev \
                   openjpeg-dev \
                   tiff-dev \
                   tk-dev \
                   tcl-dev \
                   harfbuzz-dev \
                   fribidi-dev