--- a
+++ b/ctnet_environment.yml
@@ -0,0 +1,23 @@
+name: tutorial
+channels:
+  - pytorch
+  - conda-forge
+  - anaconda
+  - defaults
+dependencies:
+  - matplotlib=3.0.0
+  - opencv=3.3.1
+  - pandas=0.23.4
+  - pillow=5.2.0
+  - seaborn=0.9.0
+  - numpy=1.15.2
+  - pip=10.0.1
+  - python=3.5.6
+  - scikit-learn=0.20.0
+  - scipy=1.1.0
+  - pytorch=1.1.0
+  - torchvision=0.3.0
+  - pip:
+    - pyqt5-sip
+    - torch==1.1.0
+    - torchsummary