Unable to import Pandas in AWS Lambda

$mkdir aws1
$cd aws1

$cat> Dockerfile

FROM amazonlinux:2017.03  
RUN yum -y install git \ 
    python36 \  
    python36-pip \  
    zip \  
    && yum clean all  
RUN python3 -m pip install --upgrade pip \  
    && python3 -m pip install boto3

$docker build -t pythn1/lambda .

$docker run --rm -it -v ${PWD}:/var/task pythn1/lambda:latest bash  

$ cat > requirements.txt
pandas
sklearn

$pip install -r requirements.txt -t /usr/lib/python3.6/dist-packages/ 

$cd var/task

$ zip -r ./layers.zip /usr/lib/python3.6/dist-packages/  

$ cp -r ./python/lib/python3.6/site-packages/ /usr/lib/python3.6/dist-packages/

$ zip -r ./lib_python.zip ./python