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Implement SizedSliceable protocol in src/graphql_relay/connection/arrayconnection.py #31

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Merged
merged 1 commit into from
Jun 3, 2020
Merged

Implement SizedSliceable protocol in src/graphql_relay/connection/arrayconnection.py #31

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16 changes: 13 additions & 3 deletions src/graphql_relay/connection/arrayconnection.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,10 @@
import binascii
import warnings
from typing import Any, Optional, Sequence
from typing import Any, Iterator, Optional, Sequence
try:
from typing import Protocol
except ImportError:
from typing_extensions import Protocol # type: ignore

from ..utils.base64 import base64, unbase64
from .connectiontypes import (
Expand All @@ -25,8 +29,14 @@
]


class SizedSliceable(Protocol):
def __getitem__(self, index: slice) -> Any: ...
def __iter__(self) -> Iterator: ...
def __len__(self) -> int: ...


def connection_from_array(
data: Sequence,
data: SizedSliceable,
args: ConnectionArguments = None,
connection_type: ConnectionConstructor = Connection,
edge_type: EdgeConstructor = Edge,
Expand Down Expand Up @@ -83,7 +93,7 @@ def connection_from_list(


def connection_from_array_slice(
array_slice: Sequence,
array_slice: SizedSliceable,
args: ConnectionArguments = None,
slice_start: int = 0,
array_length: int = None,
Expand Down