generate less data in lhs fixture

Author: mroeschke

pandas/tests/computation/test_eval.py

@@ -104,17 +104,21 @@ def _eval_single_bin(lhs, cmp1, rhs, engine):
     ids=["DataFrame", "Series", "SeriesNaN", "DataFrameNaN", "float"],
 )
 def lhs(request):
-    nan_df1 = DataFrame(np.random.default_rng(2).standard_normal((10, 5)))
-    nan_df1[nan_df1 > 0.5] = np.nan
-
-    opts = (
-        DataFrame(np.random.default_rng(2).standard_normal((10, 5))),
-        Series(np.random.default_rng(2).standard_normal(5)),
-        Series([1, 2, np.nan, np.nan, 5]),
-        nan_df1,
-        np.random.default_rng(2).standard_normal(),
-    )
-    return opts[request.param]
+    rng = np.random.default_rng(2)
+    if request.param == 0:
+        return DataFrame(rng.standard_normal((10, 5)))
+    elif request.param == 1:
+        return Series(rng.standard_normal(5))
+    elif request.param == 2:
+        return Series([1, 2, np.nan, np.nan, 5])
+    elif request.param == 3:
+        nan_df1 = DataFrame(rng.standard_normal((10, 5)))
+        nan_df1[nan_df1 > 0.5] = np.nan
+        return nan_df1
+    elif request.param == 4:
+        return rng.standard_normal()
+    else:
+        raise ValueError(f"{request.param}")
 
 
 rhs = lhs