MAX_TIMES_GET_STARTUP = 120 # Maximum number of retries. # Maximum number of file downloading retries. MAX_TIMES_RETRY_DOWNLOAD = 3 MAX_TIMES_RETRY = 5 DELAY_INTERVAL = 10 # Define the file length. FELMNAMME_127 = 127 FELMNAMME_64 = 64 FELMNAMME_4 = 4 FELMNAMME_5 = 5 # Mode ...
read(size),每次读取size个字节的内容,适合于未知文件大小的读取; readline( ),每次读取一行内容; readlines( ),一次性读取所有内容,并按行返回list,适用于配置文件的读取。 file-like Object:像open()函数返回的这种有个read()方法的对象,在Python中统称为file-like Object。除了file外,还可以是内存的字节流,网...
dev_name = 'as01' dev_manufacture = 'HUAWEI' dev_room = '0401' # 我们可以适当对单词进行缩写,比如用intf代表interface。 # 但是尽量不要用int,int是一个用于将对象转换成整数的函数。 intf_config = '''interface Vlan20 ip address 192.168.137.201 255.255.255.0 ''' cmd = "show version" 字符...
Move to new file position. #offse 偏移量,默认是0 whence从什么位置偏移,0表示从文件头开始偏移,1表示从当前位置开始偏移,2表示从文件尾开始偏移,默认是0 Argument offset is a byte count. Optional argument whence defaults to 0 (offset from start of file, offset should be >= 0); other values are...
如果该文件已存在，文件指针将会放在文件的结尾(1) Classification of modest: Text mode (default)x: Write mode, create a new file, if the file already exists, an error will be reportedb: Binary mode+: Open a file to update (readable and writable)r: Open the file as read-only. The ...
num = int(data) except (FileNotFoundError, ValueError) as e: print(f"发生错误:{e}") 1. 2. 3. 4. 5. 6. 3. 通用异常捕获 try: # 复杂操作 result = some_function() except Exception as e: print(f"发生未知错误:{e}") # 建议记录详细错误日志 ...
文本中的代码词、数据库表名、文件夹名、文件名、文件扩展名、路径名、虚拟 URL、用户输入和 Twitter 用户名显示如下:“我们可以通过调用get_data()函数来收集所需的信息。” 代码块设置如下: defhello_world():print(“Hello World!”) hello_world() ...
def get_pixels_hu(slices):image = np.stack([s.pixel_array for s in slices])# Convert to int16 (from sometimes int16),# should be possible as values should always be low enough (<32k)image = image.astype(np.int16)# Set outside-of-scan pixels to 0# The intercept is usually -102...
['file_path','file_size','deleted_time','dollar_i_file','dollar_r_file','is_directory'], processed_files)else:print("No $I files found") process_dollar_i()函数接受tsk_util对象和发现的$I文件列表作为输入。我们遍历这个列表并检查每个文件。dollar_i_files列表中的每个元素本身都是一个元组列...
with open('image.jpg', 'wb') as f: binary_data = b'\x89PNG\r\n\x1a\n...' # 示例二进制数据 f.write(binary_data) 1. 2. 3. 5)文件定位与指针操作 f.tell():返回当前文件指针位置(字节)。 f.seek(offset, whence):移动文件指针。