0.14.3

Author: bartzbeielstein

pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "spotPython"
-version = "0.14.2"
+version = "0.14.3"
 authors = [
   { name="T. Bartz-Beielstein", email="tbb@bartzundbartz.de" }
 ]

src/spotPython/utils/numpy2json.py

@@ -0,0 +1,31 @@
+import json
+import numpy as np
+
+
+class NumpyEncoder(json.JSONEncoder):
+    """
+    JSONEncoder subclass that knows how to encode numpy arrays.
+
+    Note:
+        Taken from:
+        https://stackoverflow.com/questions/26646362/numpy-array-is-not-json-serializable
+
+    """
+
+    def default(self, obj):
+        if isinstance(obj, np.integer):
+            return int(obj)
+        elif isinstance(obj, np.floating):
+            return float(obj)
+        elif isinstance(obj, np.bool_):
+            return int(obj)
+        elif isinstance(obj, np.ndarray):
+            return obj.tolist()
+        elif isinstance(obj, np.float64):
+            if np.isnan(obj):
+                return "NaN"
+            elif np.isinf(obj):
+                return "Inf"
+            else:
+                return float(obj)
+        return json.JSONEncoder.default(self, obj)