avoid worker error raised by pytest-xdist (#46)

* add random seed to pytest-xdist

* remove randomly seed

.github/README.md

@@ -50,21 +50,11 @@ source $HOME/.local/bin/env
 bash scripts/install-macosx.sh
 ```
 
-## Contribute
-
-MLIP Arena is now in pre-alpha. If you're interested in joining the effort, please reach out to Yuan at [cyrusyc@berkeley.edu](mailto:cyrusyc@berkeley.edu). 
-
-### Development
-
-```
-streamlit run serve/app.py
-```
-
 ## Quickstart
 
 ### Molecular dynamics (MD)
 
-Run all the compiled MLIPs by looping thorugh `MLIPEnum`:
+Arena provides a unified interface to run all the compiled MLIPs. This can be achieved simply by looping through `MLIPEnum`:
 
 ```python
 from mlip_arena.tasks.md import run as MD 
@@ -91,6 +81,16 @@ for model in MLIPEnum:
 
 ```
 
+## Contribute
+
+MLIP Arena is now in pre-alpha. If you're interested in joining the effort, please reach out to Yuan at [cyrusyc@berkeley.edu](mailto:cyrusyc@berkeley.edu). 
+
+### Development
+
+```
+streamlit run serve/app.py
+```
+
 ### Add new benchmark tasks (WIP)
 
 > [!NOTE]

.github/workflows/test.yaml

@@ -61,4 +61,4 @@ jobs:
         PREFECT_API_KEY: ${{ secrets.PREFECT_API_KEY }}
         PREFECT_API_URL: ${{ secrets.PREFECT_API_URL }}
       run: |
-        pytest -vra tests -n 5
+        pytest --dist=loadscope -vra tests -n 5