title: Why pandas is not installed in docker?
body: <p>I use the pandas package from Alpine to build a docker image. But when I run python script, it said <code>ModuleNotFoundError: No module named 'pandas'</code>.</p>
  
  <blockquote>
    <p>FROM alpine:latest</p>
    
    <p>ADD crontab.txt /crontab.txt 
    ADD  script.sh /script.sh 
    COPY entry.sh
    /entry.sh ADD requirements.txt /requirements.txt 
    COPY /centaline/scrapCentaline.py /scrapCentaline.py 
    COPY /midland/scrapMidland.py /scrapMidland.py COPY torrc /etc/tor/torrc</p>
    
    <p>RUN chmod 755 /script.sh /entry.sh RUN /usr/bin/crontab /crontab.txt</p>
    
    <p>RUN echo "<a href="http://dl-8.alpinelinux.org/alpine/edge/testing" rel="nofollow noreferrer">http://dl-8.alpinelinux.org/alpine/edge/testing</a>" >>
    /etc/apk/repositories \ &amp;&amp; apk update \ &amp;&amp; apk add --no-cache python3
    py-pip py3-setuptools python-dev py3-numpy py3-pandas </p>
    
    <p>RUN apk --update add --no-cache \  lapack-dev \  gcc \ freetype-dev \
    tor \ torsocks</p>
    
    <p>RUN apk add --no-cache --virtual .build-deps \ gfortran \ musl-dev \
    g++ RUN ln -s /usr/include/locale.h /usr/include/xlocale.h</p>
    
    <p>RUN pip3 install aiohttp pymongo requests stem fake-useragent
    aiohttp_socks</p>
    
    <p>EXPOSE 9050 EXPOSE 9051</p>
    
    <p>CMD ["/entry.sh"]</p>
  </blockquote>