/usr/lib/python3/dist-packages/IPython/terminal/prompts.py is in python3-ipython 5.5.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | """Terminal input and output prompts."""
from __future__ import print_function
from pygments.token import Token
import sys
from IPython.core.displayhook import DisplayHook
from prompt_toolkit.layout.utils import token_list_width
class Prompts(object):
def __init__(self, shell):
self.shell = shell
def in_prompt_tokens(self, cli=None):
return [
(Token.Prompt, 'In ['),
(Token.PromptNum, str(self.shell.execution_count)),
(Token.Prompt, ']: '),
]
def _width(self):
return token_list_width(self.in_prompt_tokens())
def continuation_prompt_tokens(self, cli=None, 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, cli=None):
return [
(Token.Prompt, '>>> '),
]
def continuation_prompt_tokens(self, cli=None, 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_cli:
self.shell.pt_cli.print_tokens(tokens)
else:
sys.stdout.write(prompt_txt)
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