fix: order of operations

Author: alee

timeseries/app/main.py

@@ -45,11 +45,6 @@ async def info():
     return info_dict
 
 
-@app.get("/test-sentry")
-async def test_sentry():
-    raise Exception("Testing sentry integration")
-
-
 @app.exception_handler(TimeseriesTimeoutError)
 async def timeseries_timeout_error_handler(
     request: Request, exc: TimeseriesTimeoutError

timeseries/app/schemas/timeseries.py

@@ -38,7 +38,7 @@ def rolling_z_score(xs, width):
     for i in numba.prange(n):
         m = np.nanmean(xs[i : (i + width)])
         s = np.nanstd(xs[i : (i + width)])
-        results[i] = np.nan if s == 0 else xs[i + width] - m / s
+        results[i] = np.nan if s == 0 else (xs[i + width] - m) / s
     return results
     """ FIXME: consider converting xs numpy array into a pandas DataFrame and use something like the following
     from https://stackoverflow.com/questions/47164950/compute-rolling-z-score-in-pandas-dataframe