fix keras and altair unit tests

Author: Ruinong Tian

test/test_artifacts/v2/altair.test.Dockerfile

@@ -15,6 +15,6 @@ COPY --chown=$MAMBA_USER:$MAMBA_USER scripts/run_altair_example_notebooks.sh ./
 RUN chmod +x run_altair_example_notebooks.sh
 
 # Example notebooks' dependencies
-RUN micromamba install -y --freeze-installed -c conda-forge papermill vega_datasets pandas matplotlib numpy
+RUN micromamba install -y --freeze-installed -c conda-forge papermill vega_datasets numpy
 
 CMD ["./run_altair_example_notebooks.sh"]

test/test_artifacts/v2/scripts/run_keras_tests.sh

@@ -5,7 +5,7 @@ keras_version=$(micromamba list | grep keras | tr -s ' ' | cut -d ' ' -f 3)
 git checkout tags/v$keras_version
 # Ref: https://keras.io/guides/, https://github.com/keras-team/keras-io/tree/master
 for file in *.py; do
-    if [ "$file" != "transfer_learning.py"] && ["$file" != "custom_train_step_in_torch.py"]; then
+    if [ "$file" != "transfer_learning.py" ] && [ "$file" != "custom_train_step_in_torch.py" ]; then
         # skipping transfer_learning.py because it has 20 epochs and it takes a very long time to execute
         # https://github.com/keras-team/keras-io/blob/master/guides/transfer_learning.py#L562
 	# skipping custom_train_step_in_torch.py because there is a bug which causes error

test/test_artifacts/v3/altair.test.Dockerfile

@@ -15,6 +15,6 @@ COPY --chown=$MAMBA_USER:$MAMBA_USER scripts/run_altair_example_notebooks.sh ./
 RUN chmod +x run_altair_example_notebooks.sh
 
 # Example notebooks' dependencies
-RUN micromamba install -y --freeze-installed -c conda-forge papermill vega_datasets pandas matplotlib numpy
+RUN micromamba install -y --freeze-installed -c conda-forge papermill vega_datasets numpy
 
 CMD ["./run_altair_example_notebooks.sh"]

test/test_artifacts/v3/scripts/run_keras_tests.sh

@@ -5,7 +5,7 @@ keras_version=$(micromamba list | grep keras | tr -s ' ' | cut -d ' ' -f 3)
 git checkout tags/v$keras_version
 # Ref: https://keras.io/guides/, https://github.com/keras-team/keras-io/tree/master
 for file in *.py; do
-    if [ "$file" != "transfer_learning.py"] && ["$file" != "custom_train_step_in_torch.py"]; then
+    if [ "$file" != "transfer_learning.py" ] && [ "$file" != "custom_train_step_in_torch.py" ]; then
         # skipping transfer_learning.py because it has 20 epochs and it takes a very long time to execute
         # https://github.com/keras-team/keras-io/blob/master/guides/transfer_learning.py#L562
 	# skipping custom_train_step_in_torch.py because there is a bug which causes error