##// END OF EJS Templates
Make traitlets notify check more robust against classes redefining equality and bool...
Make traitlets notify check more robust against classes redefining equality and bool Before this change, numpy arrays caused problems since comparing two numpy arrays returns an array of truth values, rather than a single truth value. This change guards against redefining the semantics of comparison by notifying on a trait change if the equality comparison returns anything other than an explicit True value.

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latex.py
89 lines | 3.1 KiB | text/x-python | PythonLexer
"""LaTeX Exporter class"""
#-----------------------------------------------------------------------------
# Copyright (c) 2013, the IPython Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file COPYING.txt, distributed with this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
# Stdlib imports
import os
# IPython imports
from IPython.utils.traitlets import Unicode
from IPython.config import Config
from IPython.nbconvert import filters, preprocessors
from .templateexporter import TemplateExporter
#-----------------------------------------------------------------------------
# Classes and functions
#-----------------------------------------------------------------------------
class LatexExporter(TemplateExporter):
"""
Exports to a Latex template. Inherit from this class if your template is
LaTeX based and you need custom tranformers/filters. Inherit from it if
you are writing your own HTML template and need custom tranformers/filters.
If you don't need custom tranformers/filters, just change the
'template_file' config option. Place your template in the special "/latex"
subfolder of the "../templates" folder.
"""
def _file_extension_default(self):
return 'tex'
def _template_file_default(self):
return 'article'
#Latex constants
def _default_template_path_default(self):
return os.path.join("..", "templates", "latex")
def _template_skeleton_path_default(self):
return os.path.join("..", "templates", "latex", "skeleton")
#Special Jinja2 syntax that will not conflict when exporting latex.
jinja_comment_block_start = Unicode("((=", config=True)
jinja_comment_block_end = Unicode("=))", config=True)
jinja_variable_block_start = Unicode("(((", config=True)
jinja_variable_block_end = Unicode(")))", config=True)
jinja_logic_block_start = Unicode("((*", config=True)
jinja_logic_block_end = Unicode("*))", config=True)
#Extension that the template files use.
template_extension = Unicode(".tplx", config=True)
output_mimetype = 'text/latex'
@property
def default_config(self):
c = Config({
'NbConvertBase': {
'display_data_priority' : ['latex', 'application/pdf', 'png', 'jpg', 'svg', 'jpeg', 'text']
},
'ExtractOutputPreprocessor': {
'enabled':True
},
'SVG2PDFPreprocessor': {
'enabled':True
},
'LatexPreprocessor': {
'enabled':True
},
'SphinxPreprocessor': {
'enabled':True
},
'HighlightMagicsPreprocessor': {
'enabled':True
}
})
c.merge(super(LatexExporter,self).default_config)
return c