def print_container(
container: "AnyContainer",
file: Optional[TextIO] = None,
style: Optional[BaseStyle] = None,
include_default_pygments_style: bool = True,
) -> None:
"""
Print any layout to the output in a non-interactive way.
Example usage::
from prompt_toolkit.widgets import Frame, TextArea
print_container(
Frame(TextArea(text='Hello world!')))
"""
if file:
output = create_output(stdout=file)
else:
output = get_app_session().output
def exit_immediately() -> None:
# Use `call_from_executor` to exit "soon", so that we still render one
# initial time, before exiting the application.
get_event_loop().call_soon(lambda: app.exit())
app: Application[None] = Application(
layout=Layout(container=container),
output=output,
input=DummyInput(),
style=_create_merged_style(
style,
include_default_pygments_style=include_default_pygments_style),
)
app.run(pre_run=exit_immediately, in_thread=True)
def print_container(
container: "AnyContainer",
file: Optional[TextIO] = None,
style: Optional[BaseStyle] = None,
include_default_pygments_style: bool = True,
) -> None:
"""
Print any layout to the output in a non-interactive way.
Example usage::
from prompt_toolkit.widgets import Frame, TextArea
print_container(
Frame(TextArea(text='Hello world!')))
"""
if file:
output = create_output(stdout=file)
else:
output = get_app_session().output
app: Application[None] = Application(
layout=Layout(container=container),
output=output,
# `DummyInput` will cause the application to terminate immediately.
input=DummyInput(),
style=_create_merged_style(
style,
include_default_pygments_style=include_default_pygments_style),
)
try:
app.run(in_thread=True)
except EOFError:
pass
def setup_stdout_redirection():
"""
Prompt toolkit will try to create a VT100/Win32 output which expects stdout/stdout to have a file descriptor.
Since Click's CliRunner wraps stdout in io.TextIOWrapper that does not have one we will get an error.
Therefore we create a AppSession with an custom output module that simply writes to the current sys.stdout
"""
class StdoutOutput(DummyOutput, ABC):
def write(self, data: str) -> None:
sys.stdout.write(data)
# Create app session
with create_app_session(input=DummyInput(), output=StdoutOutput()):
# Yield control to the test case
yield
def print_container(container, file=None):
"""
Print any layout to the output in a non-interactive way.
Example usage::
from prompt_toolkit.widgets import Frame, TextArea
print_container(
Frame(TextArea(text='Hello world!')))
"""
if file:
output = create_output(stdout=file)
else:
output = get_default_output()
def exit_immediately():
# Use `call_from_executor` to exit "soon", so that we still render one
# initial time, before exiting the application.
get_event_loop().call_from_executor(lambda: app.exit())
app = Application(layout=Layout(container=container),
output=output,
input=DummyInput())
app.run(pre_run=exit_immediately)
def __init__(self):
super(DummyApplication, self).__init__(output=DummyOutput(),
input=DummyInput())
def editor():
return Editor(output=DummyOutput(), input=DummyInput())
def __init__(self) -> None:
super().__init__(output=DummyOutput(), input=DummyInput())