Backport PR #10634: fix of display() instantiates a shell in pure Python #10617

IPython/core/display.py

@@ -277,6 +277,13 b' def display(*objs, **kwargs):'
         from IPython.display import display
 
     """
+    from IPython.core.interactiveshell import InteractiveShell
+    
+    if not InteractiveShell.initialized():
+        # Directly print objects.
+        print(*objs)
+        return
+    
     raw = kwargs.pop('raw', False)
     include = kwargs.pop('include', None)
     exclude = kwargs.pop('exclude', None)
@@ -294,8 +301,6 b' def display(*objs, **kwargs):'
     if transient:
         kwargs['transient'] = transient
 
-    from IPython.core.interactiveshell import InteractiveShell
-
     if not raw:
         format = InteractiveShell.instance().display_formatter.format