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Removed redundant ipython import which slowed application startup time #1717

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Merged
tleonhardt merged 1 commit into from
Jul 16, 2026
Merged

Removed redundant ipython import which slowed application startup time #1717

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1 change: 1 addition & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

- Enhancements
- Added possibility to use rich Text objects to set the description argument of a `Settable`
- Removed redundant `ipython` import which slowed application startup time

## 4.1.1 (July 9, 2026)

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11 changes: 1 addition & 10 deletions cmd2/cmd2.py
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Expand Up @@ -177,9 +177,6 @@
UnboundCompleter,
)

with contextlib.suppress(ImportError):
from IPython import start_ipython

try:
if sys.platform == "win32":
from prompt_toolkit.output.win32 import NoConsoleScreenBufferError # type: ignore[attr-defined]
Expand Down Expand Up @@ -5151,13 +5148,7 @@ def do_ipy(self, _: argparse.Namespace) -> bool | None: # pragma: no cover
# Detect whether IPython is installed
try:
import traitlets.config.loader as traitlets_loader

# Allow users to install ipython from a cmd2 prompt when needed and still have ipy command work
try:
_dummy = start_ipython # noqa: F823
except NameError:
from IPython import start_ipython

from IPython import start_ipython
from IPython.terminal.interactiveshell import TerminalInteractiveShell
from IPython.terminal.ipapp import TerminalIPythonApp
except ImportError:
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