“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

Have you try to create a requirements.txt and insert this in Dockerfile:

    RUN apt-get update -qq && apt-get install build-essential g++ flex bison gperf ruby perl \
  mysql-client \
  libsqlite3-dev libmysqlclient-dev libfontconfig1-dev libicu-dev libfreetype6 libssl-dev \
  libpng-dev libjpeg-dev python libx11-dev libxext-dev -y
 ENV PYTHONUNBUFFERED 1
 RUN mkdir /code
 WORKDIR /code
 ADD requirements.txt /code/
 COPY . /code
 RUN pip install -r requirements.txt
 ADD . /code/

example of requirements.txt

Django==1.9.7
django-appconf==1.0.1
django-filer==1.2.5
django-filter==0.15.0
django-grappelli==2.8.1
django-image-cropping==1.0.3
django-mptt==0.8.6
django-nested-admin==3.0.10
django-nested-inline==0.3.6
django-polymorphic==0.8.1
django-taggit==0.21.2
django-tinymce==2.4.0
dnspython==1.15.0
easy-thumbnails==2.3
enum34==1.1.2
funcsigs==0.4
idna==2.1
ipaddress==1.0.17
mercurial==3.7.3
mock==1.3.0
mysql-python
ndg-httpsclient==0.4.2
parsedatetime==2.1
pbr==1.8.0
Pillow==3.3.1
psutil==3.4.2
pyasn1==0.1.9
PyICU==1.9.2
pyOpenSSL==16.1.0
pyRFC3339==1.0
python-augeas==0.5.0
python-monkey-business==1.0.0
python2-pythondialog==3.3.0
pytz==2014.10
requests==2.11.1
six==1.10.0
Unidecode==0.4.19
urllib3==1.16
zope.component==4.2.2
zope.event==4.2.0
zope.hookable==4.0.4
zope.interface==4.1.3