##// END OF EJS Templates
Merge pull request #13213 from Kojoley/fix-bunch-of-doctests...
Merge pull request #13213 from Kojoley/fix-bunch-of-doctests Fix bunch of doctests

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prompts.py
108 lines | 3.3 KiB | text/x-python | PythonLexer
"""Terminal input and output prompts."""
from pygments.token import Token
import sys
from IPython.core.displayhook import DisplayHook
from prompt_toolkit.formatted_text import fragment_list_width, PygmentsTokens
from prompt_toolkit.shortcuts import print_formatted_text
from prompt_toolkit.enums import EditingMode
class Prompts(object):
def __init__(self, shell):
self.shell = shell
def vi_mode(self):
if (getattr(self.shell.pt_app, 'editing_mode', None) == EditingMode.VI
and self.shell.prompt_includes_vi_mode):
mode = str(self.shell.pt_app.app.vi_state.input_mode)
if mode.startswith('InputMode.'):
mode = mode[10:13].lower()
elif mode.startswith('vi-'):
mode = mode[3:6]
return '['+mode+'] '
return ''
def in_prompt_tokens(self):
return [
(Token.Prompt, self.vi_mode() ),
(Token.Prompt, 'In ['),
(Token.PromptNum, str(self.shell.execution_count)),
(Token.Prompt, ']: '),
]
def _width(self):
return fragment_list_width(self.in_prompt_tokens())
def continuation_prompt_tokens(self, width=None):
if width is None:
width = self._width()
return [
(Token.Prompt, (' ' * (width - 5)) + '...: '),
]
def rewrite_prompt_tokens(self):
width = self._width()
return [
(Token.Prompt, ('-' * (width - 2)) + '> '),
]
def out_prompt_tokens(self):
return [
(Token.OutPrompt, 'Out['),
(Token.OutPromptNum, str(self.shell.execution_count)),
(Token.OutPrompt, ']: '),
]
class ClassicPrompts(Prompts):
def in_prompt_tokens(self):
return [
(Token.Prompt, '>>> '),
]
def continuation_prompt_tokens(self, width=None):
return [
(Token.Prompt, '... ')
]
def rewrite_prompt_tokens(self):
return []
def out_prompt_tokens(self):
return []
class RichPromptDisplayHook(DisplayHook):
"""Subclass of base display hook using coloured prompt"""
def write_output_prompt(self):
sys.stdout.write(self.shell.separate_out)
# If we're not displaying a prompt, it effectively ends with a newline,
# because the output will be left-aligned.
self.prompt_end_newline = True
if self.do_full_cache:
tokens = self.shell.prompts.out_prompt_tokens()
prompt_txt = ''.join(s for t, s in tokens)
if prompt_txt and not prompt_txt.endswith('\n'):
# Ask for a newline before multiline output
self.prompt_end_newline = False
if self.shell.pt_app:
print_formatted_text(PygmentsTokens(tokens),
style=self.shell.pt_app.app.style, end='',
)
else:
sys.stdout.write(prompt_txt)
def write_format_data(self, format_dict, md_dict=None) -> None:
if self.shell.mime_renderers:
for mime, handler in self.shell.mime_renderers.items():
if mime in format_dict:
handler(format_dict[mime], None)
return
super().write_format_data(format_dict, md_dict)