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helper.py
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77 lines (59 loc) · 2.03 KB
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from typing import Iterator, Dict
class Offset2ID:
def __init__(self, ids=None, list_like=True):
self.ids = ids or []
self._list_like = list_like
def get_id(self, idx):
if not self._list_like:
raise ValueError(
"The offset2id is not enabled for list-like indexes. To avoid this error, configure the "
"`list_like` to True"
)
return self.ids[idx]
def append(self, data):
if self._list_like:
self.ids.append(data)
def extend(self, data):
if self._list_like:
self.ids.extend(data)
def update(self, position, data_id):
if self._list_like:
self.ids[position] = data_id
def delete_by_id(self, _id):
if self._list_like:
del self.ids[self.ids.index(_id)]
def index(self, _id):
if not self._list_like:
raise ValueError(
"The offset2id is not enabled for list-like indexes. To avoid this error, configure the "
"`list_like` to True"
)
return self.ids.index(_id)
def delete_by_offset(self, position):
if self._list_like:
del self.ids[position]
def insert(self, position, data_id):
if self._list_like:
self.ids.insert(position, data_id)
def clear(self):
if self._list_like:
self.ids.clear()
def delete_by_ids(self, ids):
if self._list_like:
ids = set(ids)
self.ids = list(filter(lambda _id: _id not in ids, self.ids))
def update_ids(self, _ids_map: Dict[str, str]):
if self._list_like:
for i in range(len(self.ids)):
if self.ids[i] in _ids_map:
self.ids[i] = _ids_map[self.ids[i]]
def save(self):
pass
def load(self):
pass
def __iter__(self) -> Iterator['str']:
yield from self.ids
def __eq__(self, other):
return self.ids == other.ids
def __len__(self):
return len(self.ids)