class MergeCells:
def __init__(self, raw_merges):
self._merges = raw_merges
def __len__(self):
return self._merges.count()
def __getitem__(self, index):
return self._merges[index]
def __iter__(self):
for i in range(len(self)):
yield self[i]
def __contains__(self, item):
return self._merges.merge_exists(item)
def append(self, reference):
"""Append a new merged range (e.g. 'A1:B2')."""
self._merges.append_merge(reference)
def delete(self, index):
"""Delete a merged range by index."""
self._merges.delete_merge(index)
def find(self, reference):
"""Find index of a merged range. Returns -1 if not found."""
return self._merges.find_merge(reference)