fix syntax errors

tools/install_python_dependencies.sh

@@ -21,20 +21,21 @@ if [ "$(uname)" == "Darwin" ] && [ $SHELL == "/bin/bash" ]; then
   RC_FILE="$HOME/.bash_profile"
 fi
 
-PYENV_INSTALLED = true
-if ! command -v "pyenv" > /dev/null 2>&1; then
-  PYENV_INSTALLED = false
+PYENV_INSTALLED="false"
+POETRY_INSTALLED="false"
 
+if ! command -v "pyenv" > /dev/null 2>&1; then
   if ask "Install pyenv?"; then
     echo "pyenv install ..."
     curl -L https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-installer | bash
     PYENV_PATH_SETUP="export PATH=\$HOME/.pyenv/bin:\$HOME/.pyenv/shims:\$PATH"
-
-    PYENV_INSTALLED = true
+    PYENV_INSTALLED="true"
   fi
+else
+  PYENV_INSTALLED="true"
 fi
 
-if $PYENV_INSTALLED && ([ -z "$PYENV_SHELL" ] || [ -n "$PYENV_PATH_SETUP" ]); then
+if [[ "$PYENV_INSTALLED" == "true" ]] && ([ -z "$PYENV_SHELL" ] || [ -n "$PYENV_PATH_SETUP" ]); then
   echo "pyenvrc setup ..."
   cat <<EOF > "${HOME}/.pyenvrc"
 if [ -z "\$PYENV_ROOT" ]; then
@@ -60,7 +61,7 @@ fi
 export MAKEFLAGS="-j$(nproc)"
 
 PYENV_PYTHON_VERSION=$(cat $ROOT/.python-version)
-if PYENV_INSTALLED && (! pyenv prefix ${PYENV_PYTHON_VERSION} &> /dev/null); then
+if [[ "$PYENV_INSTALLED" == "true" ]] && (! pyenv prefix ${PYENV_PYTHON_VERSION} &> /dev/null); then
   # no pyenv update on mac
   if [ "$(uname)" == "Linux" ]; then
     if ask "Update pyenv?"; then
@@ -75,7 +76,7 @@ if PYENV_INSTALLED && (! pyenv prefix ${PYENV_PYTHON_VERSION} &> /dev/null); the
   fi
 fi
 
-PYENV_INSTALLED && eval "$(pyenv init --path)"
+[[ "$PYENV_INSTALLED" == "true" ]] && eval "$(pyenv init --path)"
 
 if ask "Update pip?"; then
   echo "update pip"
@@ -90,7 +91,7 @@ if ask "Install poetry?"; then
 
   poetry self add poetry-dotenv-plugin@^0.1.0
 
-  POETRY_INSTALLED = true
+  POETRY_INSTALLED="true"
 fi
 
 echo "PYTHONPATH=${PWD}" > $ROOT/.env
@@ -99,14 +100,14 @@ if [[ "$(uname)" == 'Darwin' ]]; then
   echo "export ZMQ=1" >> $ROOT/.env
   echo "export OBJC_DISABLE_INITIALIZE_FORK_SAFETY=YES" >> $ROOT/.env
 
-  if [[! POETRY_INSTALLED]]; then
+  if [[ "$POETRY_INSTALLED" == "false" ]]; then
     echo "Before running any python files, load the environment variables by running this command:"
     echo "source ~/.env"
   fi
 fi
 
 
-if POETRY_INSTALLED && PYENV_INSTALLED; then
+if [[ "$POETRY_INSTALLED" == "true" ]] && [[ "$PYENV_INSTALLED" == "true" ]]; then
   if ask "Install openpilot python dependencies?"
     echo "pip packages install..."
     poetry install --no-cache --no-root
@@ -118,7 +119,7 @@ else
   echo "pip install ."
 fi
 
-(! POETRY_INSTALLED || [ -n "$POETRY_VIRTUALENVS_CREATE" ]) && RUN="" || RUN="poetry run"
+([[ "$POETRY_INSTALLED" == "false" ]] || [ -n "$POETRY_VIRTUALENVS_CREATE" ]) && RUN="" || RUN="poetry run"
 
 if [ "$(uname)" != "Darwin" ] && [ -e "$ROOT/.git" ]; then
   if ask "Install git pre-commit hooks?"; then
@@ -127,3 +128,11 @@ if [ "$(uname)" != "Darwin" ] && [ -e "$ROOT/.git" ]; then
     $RUN git submodule foreach pre-commit install
   fi
 fi
+
+echo "Setup done."
+if [[ "$POETRY_INSTALLED" == "true" ]]; then
+  echo "Before building, activate the poetry environment with this command:"
+  echo "poetry shell"
+else
+  echo "Before building, activate your python virtual environment."
+fi