Update Dockerfile

Dockerfile

@@ -1,18 +1,18 @@
-FROM nvidia/cuda:11.2.2-cudnn8-devel-ubuntu18.04
+FROM nvidia/cuda:11.3.0-cudnn8-devel-ubuntu20.04
 
 RUN apt-get update && apt-get install -y build-essential software-properties-common git wget curl && \
     add-apt-repository -y ppa:deadsnakes/ppa
 
-RUN apt-get update && apt-get install -y python3.8 python3-distutils
+RUN apt-get update && apt-get install -y python3.9 python3-distutils
 
-RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.8 2
+RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.9 2
 
 # make some useful symlinks that are expected to exist
 RUN cd /usr/bin \
     && ln -s python3 python
 
 # if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"
-ENV PYTHON_PIP_VERSION 21.3.1
+ENV PYTHON_PIP_VERSION 22.3.1
 # https://github.com/pypa/get-pip
 ENV PYTHON_GET_PIP_URL https://github.com/pypa/get-pip/raw/c20b0cfd643cd4a19246ccf204e2997af70f6b21/public/get-pip.py
 ENV PYTHON_GET_PIP_SHA256 fa6f3fb93cce234cd4e8dd2beb54a51ab9c247653b52855a48dd44e6b21ff28b
@@ -43,7 +43,7 @@ ENV PYTHONFAULTHANDLER=1 \
     PIP_NO_CACHE_DIR=off \
     PIP_DISABLE_PIP_VERSION_CHECK=on \
     PIP_DEFAULT_TIMEOUT=100 \
-    POETRY_VERSION=1.1.11 \
-    PIPENV_VERSION=2021.11.23
+    POETRY_VERSION=1.3.1 \
+    PIPENV_VERSION=2022.12.19
 
 RUN  pip install "poetry==$POETRY_VERSION" "pipenv==$PIPENV_VERSION"