Start embedded IPython shell for ipdb interact, #12913

docs/source/whatsnew/pr/ipdb-interact.rst

@@ -0,0 +1,4 b''
+IPython shell for ipdb interact
+-------------------------------
+
+The ipdb ``interact`` starts an IPython shell instead of Python's built-in ``code.interact()``.

IPython/terminal/debugger.py

@@ -7,6 +7,7 b' from IPython.core.debugger import Pdb'
 from IPython.core.completer import IPCompleter
 from .ptutils import IPythonPTCompleter
 from .shortcuts import create_ipython_shortcuts
+from . import embed
 
 from pygments.token import Token
 from prompt_toolkit.shortcuts.prompt import PromptSession
@@ -131,6 +132,18 b' class TerminalPdb(Pdb):'
         except Exception:
             raise
 
+    def do_interact(self, arg):
+        ipshell = embed.InteractiveShellEmbed(
+            config=self.shell.config,
+            banner1="*interactive*",
+            exit_msg="now exiting InteractiveConsole...",
+        )
+        global_ns = self.curframe.f_globals
+        ipshell(
+            module=sys.modules.get(global_ns["__name__"], None),
+            local_ns=self.curframe_locals,
+        )
+
 
 def set_trace(frame=None):
     """