gitignore, env instructions in readme

.gitignore

@@ -5,9 +5,12 @@ __pycache__/
 .ipynb_checkpoints
 *ipynb
 .vscode/
+/.idea
 
 eval-queue/
 eval-results/
 eval-queue-bk/
 eval-results-bk/
 logs/
+
+.DS_Store

README.md

@@ -43,4 +43,16 @@ If you encounter problem on the space, don't hesitate to restart it to remove th
 You'll find 
 - the main table' columns names and properties in `src/display/utils.py`
 - the logic to read all results and request files, then convert them in dataframe lines, in `src/leaderboard/read_evals.py`, and `src/populate.py`
-- the logic to allow or filter submissions in `src/submission/submit.py` and `src/submission/check_validity.py`
+- the logic to allow or filter submissions in `src/submission/submit.py` and `src/submission/check_validity.py`
+
+
+# Setting up the environment
+If you encounter issues with SentencePiece package, see this thread:
+https://github.com/google/sentencepiece/issues/1083
+
+Specifically:
+```
+brew install cmake pkg-config
+export CMAKE_POLICY_VERSION_MINIMUM=3.5
+pip install sentencepiece --no-cache-dir
+```