fix minor regressions

examples/22-pong-RL.ipynb

@@ -120,7 +120,7 @@
     "    if flip:\n",
     "        image = image.transpose(PIL.Image.Transpose.FLIP_TOP_BOTTOM)\n",
     "        \n",
-    "    return image"
+    "    return image.convert('RGB')"
    ]
   },
   {
@@ -465,9 +465,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.0"
+   "version": "3.11.6"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }

jupylet/app.py

@@ -440,7 +440,7 @@ def observe(self):
 
         if self._use_shm:
             shm = self.get_shared_memory()
-            shm.buf[:] = b
+            shm.buf[:len(b)] = b
             return ('__ndarray__', (w, h, 4), 'uint8', shm.name)
 
         return np.frombuffer(b, dtype='uint8').reshape(h, w, -1)

jupylet/env.py

@@ -105,11 +105,15 @@ def is_binder_env():
 
 def is_numpy_openblas():
     import numpy
-    ll = numpy.__config__.get_info('blas_opt_info').get('libraries', [])
-    for l in ll:
-        if 'openblas' in l:
-            return True
-    return False
+
+    if hasattr(numpy.__config__, 'get_info'):
+        ll = numpy.__config__.get_info('blas_opt_info').get('libraries', [])
+        for l in ll:
+            if 'openblas' in l:
+                return True
+        return False
+
+    return 'openblas' in repr(numpy.__config__.show('dicts'))
 
 
 def is_osx():