wehub-resource-sync
53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
from typing import Generic, Mapping, Optional, TypeVar
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from typing_extensions import Unpack
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from e2b.connection_config import ApiParams
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T = TypeVar("T")
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OptsT = TypeVar("OptsT", bound=ApiParams)
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class PaginatorBase(Generic[T, OptsT]):
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"""
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Shared pagination state for cursor-based list endpoints.
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Owns the `has_next` / `next_token` state and the reading of the
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`x-next-token` response header (via `_update_pagination`). Each concrete
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paginator implements `next_items` to do the actual fetching for its
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endpoint, so any model can expose pagination by subclassing this without
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reimplementing the bookkeeping.
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`T` is the item type returned by `next_items`; `OptsT` is the connection
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options type accepted by the paginator (an `ApiParams`-compatible TypedDict).
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"""
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def __init__(
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self,
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limit: Optional[int] = None,
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next_token: Optional[str] = None,
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**opts: Unpack[OptsT],
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):
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self._opts: OptsT = opts
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self.limit = limit
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self._has_next = True
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self._next_token = next_token
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@property
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def has_next(self) -> bool:
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"""
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Returns True if there are more items to fetch.
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"""
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return self._has_next
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@property
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def next_token(self) -> Optional[str]:
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"""
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Returns the next token to use for pagination.
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"""
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return self._next_token
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def _update_pagination(self, headers: Mapping[str, str]) -> None:
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self._next_token = headers.get("x-next-token")
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self._has_next = bool(self._next_token)
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