chore: add vscode dev container config. (#587)

.devcontainer/Dockerfile

@@ -0,0 +1,60 @@
+FROM ubuntu:focal
+
+# This Dockerfile adds a non-root 'vscode' user with sudo access. However, for Linux,
+# this user's GID/UID must match your local user UID/GID to avoid permission issues
+# with bind mounts. Update USER_UID / USER_GID if yours is not 1000. See
+# https://aka.ms/vscode-remote/containers/non-root-user for details.
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=${USER_UID}
+
+# Avoid warnings by switching to noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get upgrade -qy && apt-get install -qy \
+    apt-utils \
+    ca-certificates\
+    locales \
+    curl \
+    git \
+    make \
+    python-is-python3 \
+    python3 \
+    python3-pip \
+    ruby \
+    fish && \
+    apt-get autoclean -y && \
+    apt-get autoremove -y && \
+    apt-get clean
+
+# Install xdrgen
+RUN cd /opt && \
+    git clone --branch python-sdk https://github.com/overcat/xdrgen && \
+    cd xdrgen && \
+    gem build xdrgen.gemspec && \
+    gem install xdrgen-*.gem
+
+# Install poetry
+RUN pip install poetry
+
+# Set up locale
+RUN sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen \
+    && locale-gen
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
+
+# Create a non-root user to use if preferred - see https://aka.ms/vscode-remote/containers/non-root-user.
+RUN groupadd --gid $USER_GID $USERNAME \
+    && useradd -s /bin/fish --uid $USER_UID --gid $USER_GID -m $USERNAME \
+    # [Optional] Add sudo support for the non-root user
+    && apt-get install -y sudo \
+    && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME\
+    && chmod 0440 /etc/sudoers.d/$USERNAME
+
+# Switch back to dialog for any ad-hoc use of apt-get
+ENV DEBIAN_FRONTEND=
+
+USER $USERNAME
+
+CMD ["/bin/fish"]

.devcontainer/devcontainer.json

@@ -0,0 +1,46 @@
+// For format details, see https://aka.ms/vscode-remote/devcontainer.json or the definition README at
+// https://github.com/microsoft/vscode-dev-containers/tree/master/containers/ubuntu-18.04-git
+{
+  "name": "Stellar Python SDK Dev",
+  "dockerFile": "Dockerfile",
+  "build": {
+    "args": {}
+  },
+  // https://code.visualstudio.com/remote/advancedcontainers/environment-variables
+  "remoteEnv": {
+    // "PIP_INDEX_URL": "https://mirrors.ustc.edu.cn/pypi/web/simple"
+  },
+  // The optional 'runArgs' property can be used to specify additional runtime arguments.
+  "runArgs": [],
+  // Use 'settings' to set *default* container specific settings.json values on container create.
+  // You can edit these settings after create using File > Preferences > Settings > Remote.
+  "settings": {
+    "terminal.integrated.profiles.linux": {
+      "bash": {
+        "path": "/bin/bash"
+      },
+      "fish": {
+        "path": "/bin/fish"
+      }
+    },
+    "terminal.integrated.defaultProfile.linux": "fish"
+  },
+  // Use 'forwardPorts' to make a list of ports inside the container available locally.
+  // "forwardPorts": [3000],
+  // Use 'portsAttributes' to set default properties for specific forwarded ports. More info: https://code.visualstudio.com/docs/remote/devcontainerjson-reference.
+  // "portsAttributes": {
+  // },
+  // Use 'otherPortsAttributes' to configure any ports that aren't configured using 'portsAttributes'.
+  // "otherPortsAttributes": {
+  //   "onAutoForward": "silent"
+  // },
+  // Uncomment the next line to run commands after the container is created.
+  "postCreateCommand": "poetry install",
+  "postAttachCommand": "poetry shell",
+  // Add the IDs of extensions you want installed when the container is created in the array below.
+  "extensions": ["donjayamanne.python-extension-pack"],
+  // Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+  // On Linux, this will prevent new files getting created as root, but you may need to update the USER_UID
+  // and USER_GID in .devcontainer/Dockerfile to match your user if not 1000.
+  "remoteUser": "vscode"
+}

Makefile

@@ -34,9 +34,17 @@ clean:
 	find . -name \*.pyc -delete
 .PHONY: clean
 
-update-xdr:
+download-xdr:
 	python .xdr/update_xdr.py
-.PHONY: update-xdr
+.PHONY: download-xdr
+
+gen-xdr:
+	rm -rf stellar_sdk/xdr/*
+	xdrgen -o stellar_sdk/xdr -l python -n stellar .xdr/*.x
+	autoflake --in-place --ignore-init-module-imports --remove-all-unused-imports stellar_sdk/xdr/*.py
+	isort stellar_sdk/xdr/
+	black stellar_sdk/xdr/
+.PHONY: gen-xdr
 
 format:
 	autoflake --in-place --ignore-init-module-imports --remove-all-unused-imports .