add

ccxt/static_dependencies/starknet/common.py

@@ -0,0 +1,15 @@
+from typing import Literal, Union
+
+def int_from_hex(number: Union[str, int]) -> int:
+    return number if isinstance(number, int) else int(number, 16)
+
+
+def int_from_bytes(
+    value: bytes,
+    byte_order: Literal["big", "little"] = "big",
+    signed: bool = False,
+) -> int:
+    """
+    Converts the given bytes object (parsed according to the given byte order) to an integer.
+    """
+    return int.from_bytes(value, byteorder=byte_order, signed=signed)