51 lines
1.9 KiB
Python
51 lines
1.9 KiB
Python
from Device import Codec
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import time
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class Compiler:
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def __init__(self, codes, filename='a.out'):
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self.filename = filename
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self.data = []
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for i in codes:
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self.data.append(Codec.str2int(i))
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self.write()
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def write(self):
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# 打开文件，以二进制写入模式打开
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with open(self.filename, 'wb') as f:
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maxNum = max(self.data)
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byte_representation = (maxNum.bit_length() + 7) // 8
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if byte_representation > 139:
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raise MemoryError()
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# 写入整数数据
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f.write(b'\x5a\xe3'+byte_representation.to_bytes(1, 'little'))
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for num in self.data:
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# 将整数转换为字节，并写入文件
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f.write(num.to_bytes(byte_representation , 'little')) # 假设每个整数都用4个字节表示
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def read(self):
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int_data_read = [] # 用于存储读取的整数数据
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# 打开文件，以二进制读取模式打开
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with open(self.filename, 'rb') as f:
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# 读取整数数据
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MagicNumber = f.read(2)
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size = int.from_bytes(f.read(1), 'little')
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while True:
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# 从文件中读取4个字节，并将其转换为整数
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int_bytes = f.read(size)
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if not int_bytes: # 如果读取完整个文件，则退出循环
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break
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int_value = int.from_bytes(int_bytes, 'little') # 假设之前用little-endian序列化
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int_value = Codec.int2list(int_value)
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int_value = Codec.int2str(int_value)
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int_data_read.append(int_value)
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return int_data_read
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start = time.time()
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c = Compiler(["l","h",'kakshdhsh sjjsvav'])
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print(time.time()-start)
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print(list(c.read())) |