diff --git a/.gitignore b/.gitignore
index c6323dc6..ab0917c0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# ignore venv
+venv
+
 # ignore thumbs.db
 *.db
 
diff --git a/dgen_os/input_agents/.gitignore b/dgen_os/input_agents/.gitignore
index e69de29b..2632da12 100644
--- a/dgen_os/input_agents/.gitignore
+++ b/dgen_os/input_agents/.gitignore
@@ -0,0 +1,2 @@
+# Ignore .pkl files
+*.pkl
\ No newline at end of file
diff --git a/dgen_os/python/requirements.txt b/dgen_os/python/requirements.txt
index 50f1619a..ce236314 100644
--- a/dgen_os/python/requirements.txt
+++ b/dgen_os/python/requirements.txt
@@ -1,9 +1,13 @@
 colorama
 colorlog
 matplotlib
-numpy
+numpy==1.20.2
 openpyxl
-pandas
+pandas==1.1.5
 psutil
 psycopg2
-sqlalchemy
\ No newline at end of file
+sqlalchemy==1.4.18
+pyarrow
+requests
+scipy
+NREL-PySAM==2.1.1
\ No newline at end of file