我们从Python开源项目中，提取了以下10个代码示例，用于说明如何使用cgi.valid_boundary()。
def __init__(self, META, input_data, upload_handlers, encoding=None): """ Initialize the MultiPartParser object. :META: The standard ``META`` dictionary in Django request objects. :input_data: The raw post data, as a file-like object. :upload_handlers: A list of UploadHandler instances that perform operations on the uploaded data. :encoding: The encoding with which to treat the incoming data. """ # # Content-Type should contain multipart and the boundary information. # content_type = META.get('HTTP_CONTENT_TYPE', META.get('CONTENT_TYPE', '')) if not content_type.startswith('multipart/'): raise MultiPartParserError('Invalid Content-Type: %s' % content_type) # Parse the header to get the boundary to split the parts. ctypes, opts = parse_header(content_type.encode('ascii')) boundary = opts.get('boundary') if not boundary or not cgi.valid_boundary(boundary): raise MultiPartParserError('Invalid boundary in multipart: %s' % boundary) # Content-Length should contain the length of the body we are about # to receive. try: content_length = int(META.get('HTTP_CONTENT_LENGTH', META.get('CONTENT_LENGTH', 0))) except (ValueError, TypeError): content_length = 0 if content_length < 0: # This means we shouldn't continue...raise an error. raise MultiPartParserError("Invalid content length: %r" % content_length) if isinstance(boundary, six.text_type): boundary = boundary.encode('ascii') self._boundary = boundary self._input_data = input_data # For compatibility with low-level network APIs (with 32-bit integers), # the chunk size should be < 2^31, but still divisible by 4. possible_sizes = [x.chunk_size for x in upload_handlers if x.chunk_size] self._chunk_size = min([2 ** 31 - 4] + possible_sizes) self._meta = META self._encoding = encoding or settings.DEFAULT_CHARSET self._content_length = content_length self._upload_handlers = upload_handlers
def __init__(self, META, input_data, upload_handlers, encoding=None): """ Initialize the MultiPartParser object. :META: The standard ``META`` dictionary in Django request objects. :input_data: The raw post data, as a file-like object. :upload_handlers: A list of UploadHandler instances that perform operations on the uploaded data. :encoding: The encoding with which to treat the incoming data. """ # Content-Type should contain multipart and the boundary information. content_type = META.get('CONTENT_TYPE', '') if not content_type.startswith('multipart/'): raise MultiPartParserError('Invalid Content-Type: %s' % content_type) # Parse the header to get the boundary to split the parts. ctypes, opts = parse_header(content_type.encode('ascii')) boundary = opts.get('boundary') if not boundary or not cgi.valid_boundary(boundary): raise MultiPartParserError('Invalid boundary in multipart: %s' % boundary) # Content-Length should contain the length of the body we are about # to receive. try: content_length = int(META.get('CONTENT_LENGTH', 0)) except (ValueError, TypeError): content_length = 0 if content_length < 0: # This means we shouldn't continue...raise an error. raise MultiPartParserError("Invalid content length: %r" % content_length) if isinstance(boundary, six.text_type): boundary = boundary.encode('ascii') self._boundary = boundary self._input_data = input_data # For compatibility with low-level network APIs (with 32-bit integers), # the chunk size should be < 2^31, but still divisible by 4. possible_sizes = [x.chunk_size for x in upload_handlers if x.chunk_size] self._chunk_size = min([2 ** 31 - 4] + possible_sizes) self._meta = META self._encoding = encoding or settings.DEFAULT_CHARSET self._content_length = content_length self._upload_handlers = upload_handlers
