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#!/usr/bin/env python
"""
Example of embedding a Python REPL, and setting a custom prompt.
"""
from prompt_toolkit.formatted_text import HTML, AnyFormattedText
from ptpython.prompt_style import PromptStyle
from ptpython.repl import embed
def configure(repl) -> None:
# Probably, the best is to add a new PromptStyle to `all_prompt_styles` and
# activate it. This way, the other styles are still selectable from the
# menu.
class CustomPrompt(PromptStyle):
def in_prompt(self) -> AnyFormattedText:
return HTML("<ansigreen>Input[%s]</ansigreen>: ") % (
repl.current_statement_index,
)
def in2_prompt(self, width: int) -> AnyFormattedText:
return "...: ".rjust(width)
def out_prompt(self) -> AnyFormattedText:
return HTML("<ansired>Result[%s]</ansired>: ") % (
repl.current_statement_index,
)
repl.all_prompt_styles["custom"] = CustomPrompt()
repl.prompt_style = "custom"
def main() -> None:
embed(globals(), locals(), configure=configure)
if __name__ == "__main__":
main()
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