Move param_groupings file to `pysr` folder

docs/gen_param_docs.py

@@ -53,7 +53,7 @@ def str_param_groups(param_groupings, params, cur_heading=2):
 if __name__ == "__main__":
     # This is the path to the param_groupings.yml file
     # relative to the current file.
-    path = "param_groupings.yml"
+    path = "../pysr/param_groupings.yml"
     with open(path, "r") as f:
         param_groupings = safe_load(f)
 

pysr/test/test.py

@@ -714,9 +714,7 @@ class TestMiscellaneous(unittest.TestCase):
 
     def test_param_groupings(self):
         """Test that param_groupings are complete"""
-        param_groupings_file = (
-            Path(__file__).parent.parent.parent / "docs" / "param_groupings.yml"
-        )
+        param_groupings_file = Path(__file__).parent.parent / "param_groupings.yml"
         # Read the file, discarding lines ending in ":",
         # and removing leading "\s*-\s*":
         params = []