# Kaggle-specific .bashrc script to be appended to /etc/bash.bashrc to apply it

# when any user session starts.

# This script sets up pip to enable a user to install and use python modules via

# pip intall. $KAGGLE_WORKING_DIR should be available for it to work.

if [[ ! -z "${KAGGLE_WORKING_DIR}" ]]; then

PIP_INSTALL_PREFIX_DIR="${KAGGLE_WORKING_DIR}/pip"

PIP_CONFIG_FILE_PATH="${KAGGLE_WORKING_DIR}/config/pip/pip.conf"

# Create a directory for pip to install modules.

mkdir -p ${PIP_INSTALL_PREFIX_DIR}

# Create pip config file to use the prefix directory created above for

# installation. Also, ignore-installed is set to true to prevent pip

# from trying to remove existing modules from the read-only filesystem.

mkdir -p `dirname ${PIP_CONFIG_FILE_PATH}`

echo "[install]\nprefix=${PIP_INSTALL_PREFIX_DIR}\nignore-installed=true" > ${PIP_CONFIG_FILE_PATH}

# Instruct pip to use this config file.

export PIP_CONFIG_FILE=${PIP_CONFIG_FILE_PATH}

# Set up PYTHONPATH correctly to include the user-installed library.

# Note that the pip prefix directory overrides the system default to enable

# a user to use his/her installed one.

# TODO(dsjang): Currently "lib/python3.6/site-packages" is hard-coded

# throughout Dockerfile. Parameterize it to avoid a version mismatch.

export PYTHONPATH=${PIP_INSTALL_PREFIX_DIR}/lib/python3.6/site-packages:${PYTHONPATH}

# Include pip-installed binaries in PATH.

export PATH=${PATH}:${PIP_INSTALL_PREFIX_DIR}/bin

fi