diff --git a/.azure_pipelines/ci-eval-pr.yaml b/.azure_pipelines/ci-eval-pr.yaml
index 4e7f86034..7b2825523 100644
--- a/.azure_pipelines/ci-eval-pr.yaml
+++ b/.azure_pipelines/ci-eval-pr.yaml
@@ -40,13 +40,14 @@ jobs:
           source activate $(condaEnvFileSuffix)
           pip install yapf==0.32.0
           pip install isort==5.10.1
-          ./format.sh
+          echo Using $(yapf --version) isort $(isort --vn)
+          ./format.sh --eval
         displayName: Format Code
       - bash: |
-          num_changed_files=`git ls-files --others -m --exclude-standard | wc -l`
+          num_changed_files=`git ls-files --others -m --exclude-standard ./trulens_eval | wc -l`
           if [ $num_changed_files -ne 0 ]; then
             echo "The following files have changed after running format.sh. Please format your code and update the PR."
-            git ls-files --others -m --exclude-standard
+            git ls-files --others -m --exclude-standard ./trulens_eval
             echo "\n\nOutputting git diff for checked in files.\n"
             git diff
           fi
diff --git a/.azure_pipelines/ci-eval.yaml b/.azure_pipelines/ci-eval.yaml
index cbc108fdd..2db591a1a 100644
--- a/.azure_pipelines/ci-eval.yaml
+++ b/.azure_pipelines/ci-eval.yaml
@@ -59,13 +59,14 @@ jobs:
       - bash: |
           set -e
           source activate $(condaEnvFileSuffix)
-          ./format.sh
+          echo Using $(yapf --version) isort $(isort --vn)
+          ./format.sh --eval
         displayName: Format Code
       - bash: |
-          num_changed_files=`git ls-files --others -m --exclude-standard | wc -l`
+          num_changed_files=`git ls-files --others -m --exclude-standard ./trulens_eval | wc -l`
           if [ $num_changed_files -ne 0 ]; then
             echo "The following files have changed after running format.sh. Please format your code and update the PR."
-            git ls-files --others -m --exclude-standard
+            git ls-files --others -m --exclude-standard ./trulens_eval
             echo "\n\nOutputting git diff for checked in files.\n"
             git diff
           fi
diff --git a/.azure_pipelines/ci.yaml b/.azure_pipelines/ci.yaml
index eb4fcee9f..1e7af009a 100644
--- a/.azure_pipelines/ci.yaml
+++ b/.azure_pipelines/ci.yaml
@@ -22,33 +22,33 @@ jobs:
 
     strategy:
       matrix:
-        py37_tf1_keras:
-          condaEnvFileSuffix: "python37"
+        py38_tf1_keras:
+          condaEnvFileSuffix: "python38"
           requirementsFile: "tests/keras/requirements_tfv1.txt"
           testSubdirectory: "tests/keras"
 
-        py37_tf1_tf_keras:
-          condaEnvFileSuffix: "python37"
+        py38_tf1_tf_keras:
+          condaEnvFileSuffix: "python38"
           requirementsFile: "tests/tf_keras/requirements_tfv1.txt"
           testSubdirectory: "tests/tf_keras"
 
-        py37_pytorch:
-          condaEnvFileSuffix: "python37"
+        py38_pytorch:
+          condaEnvFileSuffix: "python38"
           requirementsFile: "tests/pytorch/requirements.txt"
           testSubdirectory: "tests/pytorch"
 
-        py37_tf1:
-          condaEnvFileSuffix: "python37"
+        py38_tf1:
+          condaEnvFileSuffix: "python38"
           requirementsFile: "tests/tf/requirements.txt"
           testSubdirectory: "tests/tf"
 
-        py37_tf2:
-          condaEnvFileSuffix: "python37"
+        py38_tf2:
+          condaEnvFileSuffix: "python38"
           requirementsFile: "tests/tf2/requirements.txt"
           testSubdirectory: "tests/tf2"
 
-        py37_tf2_non_eager:
-          condaEnvFileSuffix: "python37"
+        py38_tf2_non_eager:
+          condaEnvFileSuffix: "python38"
           requirementsFile: "tests/tf2/requirements.txt"
           testSubdirectory: "tests/tf2_non_eager"
 
@@ -92,14 +92,14 @@ jobs:
       - bash: |
           set -e
           source activate $(condaEnvFileSuffix)
-          echo Using yapf $(yapf --version)
-          ./format.sh
+          echo Using $(yapf --version) isort $(isort --vn)
+          ./format.sh --explain
         displayName: Format Code
       - bash: |
-          num_changed_files=`git ls-files --others -m --exclude-standard | wc -l`
+          num_changed_files=`git ls-files --others -m --exclude-standard ./trulens_explain | wc -l`
           if [ $num_changed_files -ne 0 ]; then
             echo "The following files have changed after running format.sh. Please format your code and update the PR."
-            git ls-files --others -m --exclude-standard
+            git ls-files --others -m --exclude-standard ./trulens_explain
             echo "\n\nOutputting git diff for checked in files.\n"
             git diff
           fi
diff --git a/format.sh b/format.sh
index 3de858f81..50012868e 100755
--- a/format.sh
+++ b/format.sh
@@ -1,5 +1,15 @@
 #/bin/bash
+if [ $# -eq 0 ] ; then
+    FORMAT_PATH=.
+elif [ $1 = "--explain" ]; then
+    FORMAT_PATH=./trulens_explain
+elif [ $1 = "--eval" ]; then
+    FORMAT_PATH=./trulens_eval
+else
+    echo "Got invalid flag $1"
+    exit 1
+fi
 
-isort .
-
-yapf --style .style.yapf -r -i --verbose --parallel -r -i .
+echo "Formatting $FORMAT_PATH"
+isort $FORMAT_PATH
+yapf --style .style.yapf -r -i --verbose --parallel -r -i $FORMAT_PATH
diff --git a/trulens_explain/Makefile b/trulens_explain/Makefile
index dda8647c1..804e50da8 100644
--- a/trulens_explain/Makefile
+++ b/trulens_explain/Makefile
@@ -3,7 +3,7 @@
 
 SHELL:=bash
 ACTIVATE:=source $$(conda info --base)/etc/profile.d/conda.sh ; conda activate ; conda activate
-CONDA_ENV:=python37
+CONDA_ENV:=python38
 TEST_ENV:=PYTHONPATH=. CUDA_VISIBLE_DEVICES=
 
 format:
diff --git a/trulens_explain/tools/conda_python37.yaml b/trulens_explain/tools/conda_python38.yaml
similarity index 92%
rename from trulens_explain/tools/conda_python37.yaml
rename to trulens_explain/tools/conda_python38.yaml
index a32d6358e..cd5ec4a97 100644
--- a/trulens_explain/tools/conda_python37.yaml
+++ b/trulens_explain/tools/conda_python38.yaml
@@ -1,5 +1,5 @@
 #TODO: This is incomplete and does not include all the dependencies required for development.
-name: python37
+name: python38
 channels:
   - defaults
 dependencies:
@@ -30,4 +30,4 @@ dependencies:
       - python-markdown-math==0.7
       - yapf==0.32.0
       - isort==5.10.1
-prefix: /home/truera/miniconda3/envs/python37
+prefix: /home/truera/miniconda3/envs/python38