Updated devcontainers to use python3.11 (#812)

* Updated devcontainers to use python3.11

* fixed: Devcontainer uses .venv folder

---------

Co-authored-by: Bryce Meyer <[email protected]>

.devcontainer/Dockerfile

@@ -1,3 +1,5 @@
+# If .venv is already setup with python3.8, it will use python3.8. To use 3.11 remove it first.
+
 # Use Nvidia Ubuntu 20 base (includes CUDA if a supported GPU is present)
 # https://hub.docker.com/r/nvidia/cuda
 FROM nvidia/cuda:11.6.2-cudnn8-devel-ubuntu20.04@sha256:55211df43bf393d3393559d5ab53283d4ebc3943d802b04546a24f3345825bd9
@@ -17,18 +19,26 @@ RUN groupadd --gid $USER_GID $USERNAME \
   && chmod 0440 /etc/sudoers.d/$USERNAME
 
 # Install dependencies
-RUN sudo apt-get update && \
+RUN apt-get update && \
+  DEBIAN_FRONTEND=noninteractive apt-get -qq -y install \
+  software-properties-common && \
+  add-apt-repository -y ppa:deadsnakes/ppa && \
+  apt-get update && \
   DEBIAN_FRONTEND=noninteractive apt-get -qq -y install \
   build-essential \
-  python3.9 \
-  python3.9-dev \
-  python3.9-distutils \
-  python3.9-venv \
+  python3.11 \
+  python3.11-dev \
+  python3.11-distutils \
+  python3.11-venv \
   curl \
-  git
+  git && \
+  # Update python3 default to point to python3.11
+  update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.8 1 && \
+  update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 2 && \
+  update-alternatives --set python3 /usr/bin/python3.11
 
 # User the new user
 USER $USERNAME
 
 # Install poetry
-RUN curl -sSL https://install.python-poetry.org | python3 -
+RUN curl -sSL https://install.python-poetry.org | python3.11 -

.gitignore

@@ -19,3 +19,4 @@ docs/build
 .pylintrc
 docs/source/generated
 **.orig
+.venv