moved params validation into broker client; numpy arrays are now allowed in params

slic/core/acquisition/broker_client.py

@@ -1,6 +1,7 @@
 import requests
 from time import sleep
 from tqdm import tqdm
+import numpy as np
 
 from .broker_tools import get_current_pulseid
 
@@ -76,10 +77,23 @@ def retrieve(address, *args, **kwargs):
 
 
 def post_request(requrl, params, timeout=10):
+    params = validate_params(params)
     response = requests.post(requrl, json=params, timeout=timeout).json()
     return validate_response(response)
 
 
+def validate_params(params):
+    res = {}
+    for k, v in params.items():
+        if isinstance(v, dict):
+            v = validate_params(v)
+        elif isinstance(v, np.ndarray):
+            v = v.tolist()
+            print(f"converted {k} = {v} from numpy array to list")
+        res[k] = v
+    return res
+
+
 def validate_response(resp):
     if resp.get("status") == "ok":
         return resp.get("message")

slic/core/scanner/scanner.py

@@ -221,7 +221,7 @@ def make_2D_pairs(x, y):
     x_flat = x_grid.T.ravel()
     y_flat = y_grid.T.ravel()
     pairs = np.vstack((x_flat, y_flat)).T
-    return pairs.tolist()
+    return pairs