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Add a repr_latex_formatter #66

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Add a repr_latex_formatter #66

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13 changes: 12 additions & 1 deletion pythontex/pythontex_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -355,6 +355,15 @@ def _sympy_latex(expr, **settings):
return r'\mathchoice{' + display + '}{' + text + '}{' + script + '}{' + scriptscript+ '}'
self._sympy_latex = _sympy_latex

def repr_latex_formatter(self, expr):
if hasattr(expr, '_repr_latex_'):
return expr._repr_latex_()
else:
if sys.version_info[0] == 2:
return unicode(expr)
else:
return str(expr)

# Now we are ready to create non-SymPy formatters and a method for
# setting formatters
def identity_formatter(self, expr):
Expand All @@ -364,7 +373,7 @@ def identity_formatter(self, expr):
'''
return expr

def set_formatter(self, fmtr='str'):
def set_formatter(self, fmtr='repr_latex'):
'''
Set the formatter method.

Expand All @@ -380,6 +389,8 @@ def set_formatter(self, fmtr='str'):
self.formatter = self.sympy_latex
elif fmtr in ('None', 'none', 'identity') or fmtr is None:
self.formatter = self.identity_formatter
elif fmtr == 'repr_latex':
self.formatter = self.repr_latex_formatter
else:
raise ValueError('Unsupported formatter type')

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