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from . import documents
def paragraph(transform_paragraph):
return element_of_type(documents.Paragraph, transform_paragraph)
def run(transform_run):
return element_of_type(documents.Run, transform_run)
def element_of_type(element_type, transform):
def transform_element(element):
if isinstance(element, element_type):
return transform(element)
else:
return element
return _each_element(transform_element)
def _each_element(transform_element):
def transform_element_and_children(element):
if isinstance(element, (documents.HasChildren, documents.TableCellUnmerged)):
children = list(map(transform_element_and_children, element.children))
element = element.copy(children=children)
return transform_element(element)
return transform_element_and_children
def get_descendants_of_type(element, element_type):
return list(filter(
lambda descendant: isinstance(descendant, element_type),
get_descendants(element),
))
def get_descendants(element):
descendants = []
def visit(element):
descendants.append(element)
_visit_descendants(element, visit)
return descendants
def _visit_descendants(element, visit):
if isinstance(element, documents.HasChildren):
for child in element.children:
_visit_descendants(child, visit)
visit(child)
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