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formatters.py
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formatters.py
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""" Functions for generating report tables in different formats """
from __future__ import division, print_function, absolute_import, unicode_literals
#*****************************************************************
# pyGSTi 0.9: Copyright 2015 Sandia Corporation
# This Software is released under the GPL license detailed
# in the file "license.txt" in the top-level pyGSTi directory
#*****************************************************************
from .convert import converter
html = converter('html') # Retrieve low-level formatters
latex = converter('latex')
from .formatter import Formatter as _Formatter
from ..objects.reportableqty import ReportableQty as _ReportableQty
import numpy as _np
import numbers as _numbers
##############################################################################
# Formatting functions #
##############################################################################
'''
For documentation on creating additional formatters, see formatter.py
If the Formatter class does not offer enough functionality,
any function with the signature (item, specs -> string) can be used as a formatter
'''
#An example of a formatting function
# 'specs' is a dictionary of rendering options
def _no_format(x, specs):
return x
# This dictionary is intentionally exported to other modules.
# Even though it can change at runtime, it never does and should not
formatDict = dict()
# 'rho' (state prep) formatting
# Replace rho with ρ
# Numbers following 'rho' -> subscripts
formatDict['Rho'] = {
'html' : _Formatter(regexreplace=('rho([0-9]+)$', 'ρ<sub>%s</sub>')),
'latex' : _Formatter(regexreplace=('rho([0-9]+)$', '$\\rho_{%s}$')),
'python' : _no_format}
# 'E' (POVM) effect formatting
formatDict['Effect'] = {
# If label == 'Ec', return E sub C
# Otherwise, match regex and replace with subscript
'html' : _Formatter(stringreturn=('Ec', 'E<sub>C</sub>'),
regexreplace=('E([0-9]+)$', 'E<sub>%s</sub>')),
'latex' : _Formatter(stringreturn=('Ec', '$E_C$'),
regexreplace=('E([0-9]+)$', '$E_{%s}$')),
'python' : _no_format}
NormalHTML = _Formatter(html,
ebstring='%s <span class="errorbar">± %s</span>',
nmebstring='%s <span class="nmerrorbar">± %s</span>')
NormalLatex = _Formatter(latex,
ebstring='$ \\begin{array}{c} %s \\\\ \pm %s \\end{array} $') #nmebstring will match
# Normal replacements
formatDict['Normal'] = {
'html' : NormalHTML,
'latex' : NormalLatex, #nmebstring will match
'python' : _no_format}
# 'normal' formatting but round to 2 decimal places regardless of what is passed in to table.render()
formatDict['Rounded'] = {
'html' : NormalHTML.variant(defaults={'precision' : 2, 'sciprecision': 0}),
'latex' : NormalLatex.variant(defaults={'precision' : 2, 'sciprecision': 0}),
'python' : _no_format}
# 'small' formating - make text smaller
formatDict['Small'] = {
'html' : NormalHTML,
'latex' : NormalLatex.variant(formatstring='\\small%s'),
'python' : _no_format}
# 'small' formating - make text smaller
formatDict['Verbatim'] = {
'html' : NormalHTML,
'latex' : NormalLatex.variant(formatstring='\\spverb!%s!'),
'python' : _no_format}
def _pi_python(x, specs):
if isinstance(x, _numbers.Number):
return x * _np.pi
else:
return x
PiPython = _Formatter(_pi_python)
# Pi formatters
formatDict['Pi'] = {
'html' : NormalHTML.variant(formatstring='%sπ',
ebstring='%sπ <span class="errorbar">± %s</span>π',
nmebstring='%sπ <span class="nmerrorbar">± %s</span>π'),
'latex' : NormalLatex.variant(formatstring='%s$\\pi$',
ebstring='$ \\begin{array}{c}(%s \\\\ \\pm %s)\\pi \\end{array} $'),
'python' : PiPython}
# BracketFormatters
formatDict['Brackets'] = {
'html' : NormalHTML.variant(defaults={'brackets' : True}),
'latex' : NormalLatex.variant(defaults={'brackets' : True}),
'python' : _no_format}
##################################################################################
# 'conversion' formatting: catch all for find/replacing specially formatted text #
##################################################################################
convert_html = NormalHTML.variant(stringreplacers=[
('\\', '\'),
('|', ' '),
('<STAR>', '★')])
pre_convert_latex = _Formatter(stringreplacers=[
("\\", "\\textbackslash"),
('%','\\%'),
('#','\\#'),
("half-width", "$\\nicefrac{1}{2}$-width"),
("1/2", "$\\nicefrac{1}{2}$"),
("Diamond","$\\Diamond$"),
("Check","\\checkmark"),
('|', '\\\\'),
('<STAR>', '\\bigstar')])
def special_convert_latex(x, specs):
"""Special conversion rules for latex"""
x = pre_convert_latex(str(x), specs)
if '\\bigstar' in x:
x = '${}$'.format(x)
if "\\\\" in x:
return '\\begin{tabular}{c}' + x + '\\end{tabular}'
else:
return x
convert_latex = NormalLatex.variant(custom=special_convert_latex)
mathtext_htmlorlatex = _Formatter(
stringreplacers=[('log','\\log'),
('Re','\\mathrm{Re}'),
('Im','\\mathrm{Im}'),
('*','\\cdot ')],
formatstring='$%s$')
formatDict['Conversion'] = {
'html' : convert_html,
'latex' : convert_latex,
'python' : _no_format }
formatDict['MathText'] = {
'html' : mathtext_htmlorlatex,
'latex' : mathtext_htmlorlatex,
'python' : _no_format }
formatDict['Vec'] = {
'html' : NormalHTML,
'latex' : _Formatter(latex, ebstring='%s $\pm$ %s'),
'python' : _no_format }
formatDict['Circuit'] = {
'html' : _Formatter(lambda s,specs : '.'.join(map(str,s)) if s is not None else ''),
'latex' : _Formatter(lambda s,specs : '' if s is None else ('$%s$' % '\\cdot'.join([ ('\\mbox{%s}' % str(gl)) for gl in s]))),
'python' : _no_format }
'''
Figure formatters no longer use Formatter objects, because figure formatters are more specialized.
Notice that they still have the function signature (item, specs -> string)
'''
def html_figure(fig, specs):
"""Render a html-format figure"""
#Create figure inline with 'js' set to only handlers (no further plot init)
fig.value.set_render_options(switched_item_mode = "inline",
resizable="handlers only",
click_to_display=specs['click_to_display'],
link_to=specs['link_to'],
autosize=specs['autosize'])
render_out = fig.value.render("html")
return render_out #a dictionary with 'html' and 'js' keys
def latex_figure(fig, specs):
"""Render a latex-format figure"""
assert('output_dir' in specs and specs['output_dir']), \
"Cannot render a figure-containing table as 'latex' without a valid 'output_dir' render option"
fig.value.set_render_options(output_dir=specs['output_dir'],
render_includes=specs['render_includes'])
render_out = fig.value.render('latex')
render_out['latex'] = "\\vcenteredhbox{%s}" % render_out['latex'] #wrap std latex output
return render_out
def python_figure(fig, specs):
"""Render a python-format figure"""
fig.value.set_render_options(switched_item_mode = "inline")
render_out = fig.value.render('python') # a dict w/keys == plotIDs
plotDivID = list(render_out['python'].keys())[0] #just take info for the first figure (assume only one figure)
if specs['output_dir'] is not None: # setting output_dir signals that fig should also be rendered
fig.value.set_render_options(switched_item_mode = "separate files",
output_dir=specs['output_dir'])
fig.value.render('python') # to a separate python file
return _ReportableQty( render_out['python'][plotDivID]['value'],
render_out['python'][plotDivID].get('errorbar',None) )
formatDict['Figure'] = {
'html' : html_figure,
'latex' : latex_figure,
'python' : python_figure}
# Bold formatting
formatDict['Bold'] = {
'html' : _Formatter(html, formatstring='<b>%s</b>'),
'latex' : _Formatter(latex, formatstring='\\textbf{%s}'),
'python' : _no_format}
#Special formatting for Hamiltonian and Stochastic model types
formatDict['GatesetType'] = {
'html' : _Formatter(),
'latex' : _Formatter(stringreplacers=[('H','$\\mathcal{H}$'),('S','$\\mathcal{S}$')]),
'python' : _no_format }
'''
# 'pre' formatting, where the user gives the data in separate formats
def _pre_fmt_template(formatname):
return lambda label : label[formatname]
formatDict['Pre'] = {
'html' : _pre_fmt_template('html'),
'latex' : _pre_fmt_template('latex')}
#Multi-row and multi-column formatting (with "Conversion" type inner formatting)
formatDict['MultiRow'] = {
'html' : TupleFormatter(convert_html, formatstring='<td rowspan="{l1}">{l0}</td>'),
'latex' : TupleFormatter(convert_latex, formatstring='\\multirow{{{l1}}}{{*}}{{{l0}}}')}
def _empty_str(l): return ""
def _return_None(l): return None #signals no <td></td> in HTML
formatDict['SpannedRow'] = {
'html' : _return_None,
'latex' : _empty_str}
def _repeatno_format(label_tuple):
label, reps = label_tuple
return ["%s" % label]*reps
formatDict['MultiCol'] = {
'html' : TupleFormatter(convert_html, formatstring='<td colspan="{l1}">{l0}</td>'),
'latex' : TupleFormatter(convert_latex, formatstring='\\multicolumn{{{l1}}}{{c|}}{{{l0}}}')}
'''