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ee34a1f278
* Fixed isort * Fixed issues * FIxed linters --------- Co-authored-by: James Maslek <jmaslek11@gmail.com>
68 lines
1.7 KiB
Python
68 lines
1.7 KiB
Python
import logging
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import os
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import sys
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from typing import Optional
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from matplotlib import pyplot
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from prompt_toolkit import PromptSession
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from prompt_toolkit.eventloop.inputhook import set_eventloop_with_inputhook
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from prompt_toolkit.history import FileHistory
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logger = logging.getLogger(__name__)
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# pylint: disable=W0104
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def is_jupyter() -> bool:
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try:
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__IPYTHON__ # type: ignore
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return True
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except NameError:
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return False
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def is_papermill() -> bool:
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"""Check if session is being launched with args '-m ipykernel_launcher',
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thus coming from papermill Popen. See 'ipykernel_launcher' in reports_model
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for more detail.
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"""
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return all(
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i in sys.argv
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for i in [
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"-m",
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"ipykernel_launcher",
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"-f",
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"--HistoryManager.hist_file=:memory:",
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]
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)
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def inputhook(inputhook_context):
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while not inputhook_context.input_is_ready():
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try:
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pyplot.pause(0.1)
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except Exception as exp:
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logger.exception("%s", type(exp).__name__)
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continue
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return False
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history_file = os.path.join(os.path.expanduser("~"), ".openbb_terminal.his")
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try:
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if not is_jupyter() and not is_papermill():
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session: Optional[PromptSession] = PromptSession(
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history=FileHistory(history_file)
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)
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set_eventloop_with_inputhook(inputhook)
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else:
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session = None
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# pylint: disable=unused-variable
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except Exception as e: # noqa: F841
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logger.exception("%s", type(e).__name__)
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print(
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"WARNING: Prompt toolkit is turned on but did not initialize successfully."
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" Falling back to input()..."
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)
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session = None # type: ignore
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