#0: add gcc-12 and python 3.11 and make them the default when invokin…

…g g++ and python3 respectively

dockerfile/ubuntu-22.04-amd64.Dockerfile

@@ -4,6 +4,11 @@ FROM ubuntu:22.04
 ARG DEBIAN_FRONTEND=noninteractive
 ENV DOXYGEN_VERSION=1.9.6
 
+RUN apt update -y && apt install software-properties-common gpg-agent -y
+
+# add custom repo
+RUN add-apt-repository ppa:deadsnakes/ppa 
+
 # Install build and runtime deps
 COPY /scripts/docker/requirements-22.04.txt /opt/tt_metal_infra/scripts/docker/requirements.txt
 RUN apt-get -y update \
@@ -63,4 +68,14 @@ RUN python3 -m pip config set global.extra-index-url https://download.pytorch.or
 RUN python3 -m pip install -r ${TT_METAL_INFRA_DIR}/tt-metal/tt_metal/python_env/requirements-dev.txt
 RUN python3 -m pip install -r ${TT_METAL_INFRA_DIR}/tt-metal/docs/requirements-docs.txt
 
+# Set python 3.11 and gcc-12 to be default
+RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.10 10
+RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 11
+
+RUN update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-11 11
+RUN update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-12 12
+
+RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-11 11
+RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-12 12
+
 # CMD ["tail", "-f", "/dev/null"]

scripts/docker/requirements-22.04.txt

@@ -1,7 +1,6 @@
 apt-utils
 dialog
 build-essential
-software-properties-common
 gcc-12
 g++-12
 git
@@ -15,7 +14,7 @@ curl
 wget
 python3-pip
 libhwloc-dev
-python3-dev
-python3-venv
+python3.11-dev
+python3.11-venv
 cargo
-ninja-build
+ninja-build