On Oct 20, 1:10 pm, Fredrik Lundh <fred... at pythonware.com> wrote:
> daniel wrote:
> > well, I'm trying to use ftplib to upload data that received from
> > socket, and the application is required to restart the transfer at a
> > specific interval so as to generate a different target file on the
> > server to store subsequent data.
> > the problem is 'storbinary' accepts only file-like object"storbinary" works with anything that has a "read" method that takes a
> buffer size, so you can wrap the source stream in something like:
>> ##
> # File wrapper that reads no more than 'bytes' data from a stream. Sets
> # the 'eof' attribute to true if the stream ends.
>> class FileWrapper:
> def __init__(self, fp, bytes):
> self.fp = fp
> self.bytes = bytes
> self.eof = False
> def read(self, bufsize):
> if self.bytes <= 0:
> return ""
> data = self.fp.read(min(bufsize, self.bytes))
> if not data:
> self.eof = True
> self.bytes -= len(data)
> return data
>> source = open(...)
>> while 1:
> cmd = "STOR " + generate_file_name()
> f = FileWrapper(source, 1000000)
> ftp.storbinary(cmd, f)
> if f.eof:
> break
>> </F>
I'm trying to understand your code, thank you so much for the help.
daniel
