Update tutorial containers (#496)

This PR bumps up the Python version used when building the tutorial
containers (both production and development) to avoid module incompatibility.
A minor bug in the tutorial container version number is also addressed
as part of this PR.

[ committed by @al-rigazzi ]
[ reviewed by @MattToast ]

docker-compose.yml

@@ -18,7 +18,7 @@ services:
       - "8888:8888"
 
   tutorials-prod:
-    image: smartsim-tutorials:v0.6.1
+    image: smartsim-tutorials:v0.6.2
     build:
       context: .
       dockerfile: ./docker/prod/Dockerfile

docker/dev/Dockerfile

@@ -36,9 +36,9 @@ RUN useradd --system --create-home --shell /bin/bash -g root -G sudo craylabs &&
     apt-get update \
     && apt-get install --no-install-recommends -y build-essential \
     git gcc make git-lfs wget libopenmpi-dev openmpi-bin unzip \
-    python3-pip python3 python3-dev cmake \
+    python3-pip python3.9 python3.9-dev cmake \
     && rm -rf /var/lib/apt/lists/* \
-    && ln -s /usr/bin/python3 /usr/bin/python
+    && ln -s /usr/bin/python3.9 /usr/bin/python
 
 WORKDIR /home/craylabs
 RUN git clone https://github.com/CrayLabs/SmartRedis.git --branch develop --depth=1 smartredis \

docker/prod/Dockerfile

@@ -36,9 +36,9 @@ RUN useradd --system --create-home --shell /bin/bash -g root -G sudo craylabs &&
     apt-get update \
     && apt-get install --no-install-recommends -y build-essential \
     git gcc make git-lfs wget libopenmpi-dev openmpi-bin unzip \
-    python3-pip python3 python3-dev cmake \
+    python3.9 python3.9-dev python3-pip cmake \
     && rm -rf /var/lib/apt/lists/* \
-    && ln -s /usr/bin/python3 /usr/bin/python
+    && ln -s /usr/bin/python3.9 /usr/bin/python
 
 WORKDIR /home/craylabs
 COPY --chown=craylabs:root ./tutorials/ /home/craylabs/tutorials/