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import re
# utilities that could be used for things other than codegen
def to_snake_case(name: str):
s = re.sub('([A-Z])', r'_\1', name)
return s.lower().strip('_')
def to_camel_case(name: str):
s = re.sub('_([a-z])', lambda m: m.group(1).upper(), name)
return s[0].upper() + s[1:]
def padded_hex(n: int):
return f'0x{n:02x}'
class PacketIdentifier:
def __init__(self, packet_id: int, direction: str, state: str):
self.packet_id = packet_id
self.direction = direction
self.state = state
def __eq__(self, other):
return self.packet_id == other.packet_id and self.direction == other.direction and self.state == other.state
def __hash__(self):
return hash((self.packet_id, self.direction, self.state))
def __str__(self):
return f'{self.packet_id} {self.direction} {self.state}'
def __repr__(self):
return f'PacketIdentifier({self.packet_id}, {self.direction}, {self.state})'
def group_packets(packets: list[PacketIdentifier]):
packet_groups: dict[tuple[str, str], list[int]] = {}
for packet in packets:
key = (packet.direction, packet.state)
if key not in packet_groups:
packet_groups[key] = []
packet_groups[key].append(packet.packet_id)
return packet_groups
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