aws build deployment package

Build AWS Lambda deployment package

1. Started t2.micro EC2 instance
2. Tried the commands

sudo yum -y update
sudo yum -y upgrade
sudo yum -y groupinstall "Development Tools"
sudo yum -y install blas --enablerepo=epel
sudo yum -y install lapack --enablerepo=epel
sudo yum -y install Cython --enablerepo=epel
sudo yum install python27-devel python27-pip gcc

3. Created the virtual environment:

virtualenv ~/env
source ~/env/bin/activate

4. Installed the packages:

pip install [LIBRARY]

5. Remove unnecessary file

cd ~/env/lib64/python2.7/dist-packages
rm -rf setuptools* wheel* pip* pkg*
find . -type d -name "tests" -exec rm -rf {} +
find -name "*.so" | xargs strip
find -name "*.so.*" | xargs strip
find . -name \*.pyc -delete

6. Zip example

cd ~/env/lib64/python2.7/dist-packages
zip -r9 ~/[LIBRARY].zip
zip -g [LIBRARY].zip lambda_function.py

7. Update your code

aws lambda update-function-code --function-name [FUNCTION-ARN] --zip-file fileb://[LIBRARY].zip