mirror of
https://github.com/triqs/dft_tools
synced 2024-08-17 01:31:44 +02:00
![Nils Wentzell](/assets/img/avatar_default.png)
Co-authored-by: Dylan Simon <dylan@dylex.net> Co-authored-by: Alexander Hampel <ahampel@flatironinstitute.org>
115 lines
4.1 KiB
Python
115 lines
4.1 KiB
Python
"""reST directive for syntax-highlighting ipython interactive sessions.
|
|
|
|
XXX - See what improvements can be made based on the new (as of Sept 2009)
|
|
'pycon' lexer for the python console. At the very least it will give better
|
|
highlighted tracebacks.
|
|
"""
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Needed modules
|
|
|
|
# Standard library
|
|
import re
|
|
|
|
# Third party
|
|
from pygments.lexer import Lexer, do_insertions
|
|
from pygments.lexers.agile import (PythonConsoleLexer, PythonLexer,
|
|
PythonTracebackLexer)
|
|
from pygments.token import Comment, Generic
|
|
|
|
from sphinx import highlighting
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Global constants
|
|
line_re = re.compile('.*?\n')
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Code begins - classes and functions
|
|
|
|
class IPythonConsoleLexer(Lexer):
|
|
"""
|
|
For IPython console output or doctests, such as:
|
|
|
|
.. sourcecode:: ipython
|
|
|
|
In [1]: a = 'foo'
|
|
|
|
In [2]: a
|
|
Out[2]: 'foo'
|
|
|
|
In [3]: print a
|
|
foo
|
|
|
|
In [4]: 1 / 0
|
|
|
|
Notes:
|
|
|
|
- Tracebacks are not currently supported.
|
|
|
|
- It assumes the default IPython prompts, not customized ones.
|
|
"""
|
|
|
|
name = 'IPython console session'
|
|
aliases = ['ipython']
|
|
mimetypes = ['text/x-ipython-console']
|
|
input_prompt = re.compile("(In \[[0-9]+\]: )|( \.\.\.+:)")
|
|
output_prompt = re.compile("(Out\[[0-9]+\]: )|( \.\.\.+:)")
|
|
continue_prompt = re.compile(" \.\.\.+:")
|
|
tb_start = re.compile("\-+")
|
|
|
|
def get_tokens_unprocessed(self, text):
|
|
pylexer = PythonLexer(**self.options)
|
|
tblexer = PythonTracebackLexer(**self.options)
|
|
|
|
curcode = ''
|
|
insertions = []
|
|
for match in line_re.finditer(text):
|
|
line = match.group()
|
|
input_prompt = self.input_prompt.match(line)
|
|
continue_prompt = self.continue_prompt.match(line.rstrip())
|
|
output_prompt = self.output_prompt.match(line)
|
|
if line.startswith("#"):
|
|
insertions.append((len(curcode),
|
|
[(0, Comment, line)]))
|
|
elif input_prompt is not None:
|
|
insertions.append((len(curcode),
|
|
[(0, Generic.Prompt, input_prompt.group())]))
|
|
curcode += line[input_prompt.end():]
|
|
elif continue_prompt is not None:
|
|
insertions.append((len(curcode),
|
|
[(0, Generic.Prompt, continue_prompt.group())]))
|
|
curcode += line[continue_prompt.end():]
|
|
elif output_prompt is not None:
|
|
# Use the 'error' token for output. We should probably make
|
|
# our own token, but error is typicaly in a bright color like
|
|
# red, so it works fine for our output prompts.
|
|
insertions.append((len(curcode),
|
|
[(0, Generic.Error, output_prompt.group())]))
|
|
curcode += line[output_prompt.end():]
|
|
else:
|
|
if curcode:
|
|
for item in do_insertions(insertions,
|
|
pylexer.get_tokens_unprocessed(curcode)):
|
|
yield item
|
|
curcode = ''
|
|
insertions = []
|
|
yield match.start(), Generic.Output, line
|
|
if curcode:
|
|
for item in do_insertions(insertions,
|
|
pylexer.get_tokens_unprocessed(curcode)):
|
|
yield item
|
|
|
|
|
|
def setup(app):
|
|
"""Setup as a sphinx extension."""
|
|
|
|
# This is only a lexer, so adding it below to pygments appears sufficient.
|
|
# But if somebody knows that the right API usage should be to do that via
|
|
# sphinx, by all means fix it here. At least having this setup.py
|
|
# suppresses the sphinx warning we'd get without it.
|
|
pass
|
|
|
|
#-----------------------------------------------------------------------------
|
|
# Register the extension as a valid pygments lexer
|
|
highlighting.lexers['ipython'] = IPythonConsoleLexer()
|