def _print_Add(self, sum):
args = list(sum.args)
args.sort(Basic._compare_pretty)
pforms = []
for x in args:
# Check for negative "things" so that this information can be enforce upon
# the pretty form so that it can be made of use (such as in a sum).
if x.is_Mul and x.as_coeff_terms()[0] < 0:
pform1 = self._print(-x)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
else:
pform2 = ' - '
pform = stringPict.next(pform2, pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
elif x.is_Number and x < 0:
pform1 = self._print(-x)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
pform = stringPict.next(pform2, pform1)
else:
pform = stringPict.next(' - ', pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
else:
pforms.append(self._print(x))
return prettyForm.__add__(*pforms)
def _print_Add(self, sum):
args = list(sum.args)
args.sort(Basic._compare_pretty)
pforms = []
for x in args:
# Check for negative "things" so that this information can be enforce upon
# the pretty form so that it can be made of use (such as in a sum).
if x.is_Mul and x.as_coeff_terms()[0] < 0:
pform1 = self._print(-x)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
else:
pform2 = ' - '
pform = stringPict.next(pform2, pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
elif x.is_Number and x < 0:
pform1 = self._print(-x)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
pform = stringPict.next(pform2, pform1)
else:
pform = stringPict.next(' - ', pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
else:
pforms.append(self._print(x))
return prettyForm.__add__(*pforms)
def _print_Add(self, expr, order=None):
if self.order == 'none':
terms = list(expr.args)
else:
terms = self._as_ordered_terms(expr, order=order)
pforms, indices = [], []
def pretty_negative(pform, index):
"""Prepend a minus sign to a pretty form. """
if index == 0:
if pform.height() > 1:
pform_neg = '- '
else:
pform_neg = '-'
else:
pform_neg = ' - '
pform = stringPict.next(pform_neg, pform)
return prettyForm(binding=prettyForm.NEG, *pform)
for i, term in enumerate(terms):
if term.is_Mul and term.as_coeff_mul()[0] < 0:
pform = self._print(-term)
pforms.append(pretty_negative(pform, i))
elif term.is_Rational and term.q > 1:
pforms.append(None)
indices.append(i)
elif term.is_Number and term < 0:
pform = self._print(-term)
pforms.append(pretty_negative(pform, i))
else:
pforms.append(self._print(term))
if indices:
large = True
for pform in pforms:
if pform is not None and pform.height() > 1:
break
else:
large = False
for i in indices:
term, negative = terms[i], False
if term < 0:
term, negative = -term, True
if large:
pform = prettyForm(str(term.p)) / prettyForm(str(term.q))
else:
pform = self._print(term)
if negative:
pform = pretty_negative(pform, i)
pforms[i] = pform
return prettyForm.__add__(*pforms)
def _print_Add(self, expr, order=None):
if self.order == 'none':
terms = list(expr.args)
else:
terms = self._as_ordered_terms(expr, order=order)
pforms, indices = [], []
def pretty_negative(pform, index):
"""Prepend a minus sign to a pretty form. """
if index == 0:
if pform.height() > 1:
pform_neg = '- '
else:
pform_neg = '-'
else:
pform_neg = ' - '
pform = stringPict.next(pform_neg, pform)
return prettyForm(binding=prettyForm.NEG, *pform)
for i, term in enumerate(terms):
if term.is_Mul and term.as_coeff_mul()[0] < 0:
pform = self._print(-term)
pforms.append(pretty_negative(pform, i))
elif term.is_Rational and term.q > 1:
pforms.append(None)
indices.append(i)
elif term.is_Number and term < 0:
pform = self._print(-term)
pforms.append(pretty_negative(pform, i))
else:
pforms.append(self._print(term))
if indices:
large = True
for pform in pforms:
if pform is not None and pform.height() > 1:
break
else:
large = False
for i in indices:
term, negative = terms[i], False
if term < 0:
term, negative = -term, True
if large:
pform = prettyForm(str(term.p))/prettyForm(str(term.q))
else:
pform = self._print(term)
if negative:
pform = pretty_negative(pform, i)
pforms[i] = pform
return prettyForm.__add__(*pforms)
def _print_Add(self, expr):
if self.order is None:
terms = sorted(expr.args, Basic._compare_pretty)
else:
terms = [ elt[-1] for elt in self.analyze(expr) ]
pforms = []
for term in terms:
if term.is_Mul and term.as_coeff_terms()[0] < 0:
pform1 = self._print(-term)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
else:
pform2 = ' - '
pform = stringPict.next(pform2, pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
elif term.is_Number and term < 0:
pform1 = self._print(-term)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
pform = stringPict.next(pform2, pform1)
else:
pform = stringPict.next(' - ', pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
else:
pforms.append(self._print(term))
return prettyForm.__add__(*pforms)
def _print_Add(self, expr):
if self.order is None:
terms = sorted(expr.args, Basic._compare_pretty)
else:
terms = [ elt[-1] for elt in self.analyze(expr) ]
pforms = []
for term in terms:
if term.is_Mul and term.args[0] < 0:
pform1 = self._print(-term)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
else:
pform2 = ' - '
pform = stringPict.next(pform2, pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
elif term.is_Number and term < 0:
pform1 = self._print(-term)
if len(pforms) == 0:
if pform1.height() > 1:
pform2 = '- '
else:
pform2 = '-'
pform = stringPict.next(pform2, pform1)
else:
pform = stringPict.next(' - ', pform1)
pforms.append(prettyForm(binding=prettyForm.NEG, *pform))
else:
pforms.append(self._print(term))
return prettyForm.__add__(*pforms)
