python cgi 上传大文件
Python / houtizong 发布于 3年前 243
#!E:\Python27\python.exeimport cgi, osimport cgitb; cgitb.enable()try: # Windows needs stdio set for binary mode. import msvcrt import uuid msvcrt.setmode (0, os.O_BINARY) # stdin = 0 msvcrt.setmode (1, os.O_BINARY) # stdout = 1except ImportError: passform = cgi.FieldStorage()# Generator to buffer file chunksdef fbuffer(f, chunk_size=10000): while True: chunk = f.read(chunk_size) if not chunk: break yield chunk# A nested FieldStorage instance holds the filefileitem = form['file']# Test if the file was uploadedif fileitem.filename: # strip leading path from file name to avoid directory traversal attacks fn = os.path.basename(fileitem.filename) # Internet Explorer will attempt to provide full path for filename fix fn = fn.split('\\')[-1] # This path must be writable by the web server in order to upload the file. path = 'D:/upload/' filepath = path + fn # Open the file for writing f = open(filepath , 'wb', 10000) # Read the file in chunks for chunk in fbuffer(fileitem.file): f.write(chunk) f.close() message = 'The file "' + fn + '" was uploaded successfully.'else: message = 'No file was uploaded'print """\Content-Type: text/html\n<html><body><p>%s</p></body></html>""" % (message,)请勿发布不友善或者负能量的内容。与人为善，比聪明更重要！
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