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user4's_code_and_picture/client.py

+import socket
+import sys
+import os
+import struct
+
+def deal_data(conn, addr):
+    print ('Accept new connection from {0}'.format(addr))
+    fileinfo_size = struct.calcsize('128sq')
+    buf = conn.recv(fileinfo_size)
+    if buf:
+        filename, filesize = struct.unpack('128sq', buf)
+        fn = filename.strip(str.encode('\00'))
+        fn_1 = fn.decode().split('_')[-1]
+        new_filename = os.path.join(str.encode('./'), fn_1.encode())
+        print ('file new name is {0}, filesize if {1}'.format(new_filename, filesize))
+        recvd_size = 0
+        fp = open(new_filename, 'wb')
+        print ("start receiving...")
+        while not recvd_size == filesize:
+            if filesize - recvd_size > 1024:
+                data = conn.recv(1024)
+                recvd_size += len(data)
+            else:
+                data = conn.recv(filesize - recvd_size)
+                recvd_size = filesize
+            fp.write(data)
+        fp.close()
+        print ("end receive...")
+    conn.close()
+
+print ("Waiting...")
+
+ip = '192.168.191.8'
+
+try:
+    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+    s.bind((ip, 8085))
+    s.listen(10)
+except socket.error as msg:
+    print(msg)
+    sys.exit(1)
+
+while 1:
+    conn, addr = s.accept()
+    deal_data(conn, addr)