| class CircularByteBuffer: | |
| """Byte buffer handmade for terminal output""" | |
| size: int = 0 | |
| start: int = 0 | |
| buffer: bytearray | |
| def __init__(self, size: int): | |
| self.buffer = bytearray(size) | |
| def writeByte(self, byte: int): | |
| if self.size < len(self.buffer): | |
| self.buffer[self.size] = byte | |
| self.size += 1 | |
| return | |
| self.buffer[self.start % self.size] = byte | |
| self.start = (self.start + 1) % self.size | |
| def write(self, data: bytes): | |
| for byte in data: | |
| self.writeByte(byte) | |
| def read(self): | |
| if self.size <= len(self.buffer): | |
| return self.buffer[self.start:self.start + self.size] | |
| else: | |
| return self.buffer[self.start:] + self.buffer[:self.start] |