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Replace removed method Element.getchildren with alternatives #4

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Replace removed method Element.getchildren with alternatives #4

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14 changes: 6 additions & 8 deletions asciimathml.py
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Original file line number Diff line number Diff line change
Expand Up @@ -118,10 +118,9 @@ def sub(base, subscript):
subscript = strip_parens(subscript)

if base.tag in ('msup', 'mover'):
children = base.getchildren()
n = element_factory(
'msubsup' if base.tag == 'msup' else 'munderover',
children[0], subscript, children[1]
base[0], subscript, base[1]
)
else:
n = element_factory(
Expand All @@ -135,10 +134,9 @@ def sup(base, superscript):
superscript = strip_parens(superscript)

if base.tag in ('msub', 'munder'):
children = base.getchildren()
n = element_factory(
'msubsup' if base.tag == 'msub' else 'munderover',
children[0], children[1], superscript
base[0], base[1], superscript
)
else:
n = element_factory(
Expand Down Expand Up @@ -319,7 +317,7 @@ def find_node_backwards(ns, text):
def nodes_to_row(row):
mrow = element_factory('mtr')

nodes = row.getchildren()
nodes = list(row)

while True:
i = find_node(nodes, ',')
Expand Down Expand Up @@ -408,7 +406,7 @@ def remove_private(n):
for _k in _ks:
del n.attrib[_k]

for c in n.getchildren():
for c in n:
remove_private(c)

return n
Expand All @@ -421,12 +419,12 @@ def remove_invisible(ns, parent=None):
else:
parent.remove(ns[i])
else:
remove_invisible(ns[i].getchildren(), parent=ns[i])
remove_invisible(list(ns[i]), parent=ns[i])

def copy(n):
m = element_factory(n.tag, n.text, **dict(n.items()))

for c in n.getchildren():
for c in n:
m.append(copy(c))

return m
Expand Down