python之socket模块

UDP

client

#!/usr/bin/env python2.7
#-*-coding:utf-8 -*- import socket
s=socket.socket(socket.AF_INET,socket.SOCK_DGRAM)
s.sendto("hello",("localhost",8001)) data,addr = s.recvfrom(1024)
print "receive data:%s from %s" % (data,str(addr))

server

#!/usr/bin/env python2.7
#-*-coding:utf-8 -*- import socket port=8001
s = socket.socket(socket.AF_INET,socket.SOCK_DGRAM)
s.bind(("",port)) while True:
data,client = s.recvfrom(1024)
print "receive a connection from %s" % str(client) s.sendto("echo:"+data,client)

TCP

client

#!/usr/bin/env python2.7
#-*-coding:utf-8 -*- import socket
s=socket.socket(socket.AF_INET,socket.SOCK_STREAM,0) host="localhost"
port=5531 s.connect((host,port))
msg=raw_input("Msg:") s.send(msg) data=s.recv(1024) print "Reply from server----%s" % data

server

#!/usr/bin/env python2.7
#-*-coding:utf-8-*- import socket
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM,0) host = "localhost"
port = 1235 s.bind((host,port))
s.listen(3) while True:
client,ipaddr = s.accept()
print "Got a connect from %s" % str(ipaddr)
data = client.recv(1024)
print "receive data:%s" % data client.send("echo:"+data)
client.close()

测试连接MySQL端口,完成tcp三次握手

aaarticlea/png;base64,iVBORw0KGgoAAAANSUhEUgAAAnMAAACUCAIAAAB3DDhKAAAWL0lEQVR4nO2dzbGsOBJGy5yxAYOIaDfGAjyYXrQNPDPaAFazeqtZtQHMgirQT2ZKAkEJ7jkxET2vhKTUz9WHUkJ6/fnnn3/88ccrj26Y5oWxl8L7UQ26KTVK1A3TPA1dJYuOYpUo1b7H2FI/Lw8793ZaAQAeTZGyAgAAQIIGlXWZ2zxq6luZ5/kGAAAeBMp6Q1BWAICGaVBZ26MbpqaU7LiytlYiAIAHgbJm0JoOoawAAA0TKms/Wjsoj4Sm8LeO+gm9N3b24xrk/N9NaZwkQtVYnhcT32Qm3hvrRdPi64TRw4iWVUJ0zyqnhO/nvDJ71Rk/u7dEAACQQpizeqIVcSQ0k36UlPUtEP04z9M0fXR07F+bWnwidcPkpdCPrlHROu6S0DBMyyPdMAXCvG+GF1ohFVO3avm3F73rOiemJrNxztoTzFkBAM5A9QZL86A6oUkUZV2ScwL70VVWLzf3l1jhgl8CEbtGWRNWmQ7fNVDOIqq/ODGUFQDgNBLrrG+NVPThSKiBrKyOnKaV1VEOSX3835Iys1eHVs9rXAcJq+wcl/KOUTU5ycSgrAAA15CnrIpAHgk1qKCszi9fVFY3elAPx5V1kVZtdTZhLcoKAHAa9/EGlyirp1t53uATlVUsVhVv8EdjeyVYBWUFADiN++xgSinrphTRFqWsHUyWzOz5zKUbxkg3vTRydjAFPtxOkF1BXIXdT6+u791/ctgEAMBZtPPVjZfOrjmr5X72Fh+1r24SNilrlgrRcqdQN5ZVQhLahDb51Y2UfHmJAAAgh0ecFMEEDAAAmgFlBQAAqAnKCgAAUJNHKCsAAEAzoKwmz5sNX1gi8ZOgk7J5VBv9NGjBn4Czp9LfTXnROHExKKvJ8/7mrymR9N3PWTyvjX4atODj8b6/iD/+uHTAuAaU1eR597VdUKLUVQSV+Xob6cd1hGRWih3X/w7685P3RZYcVTn2ssi0U/hmCwqVot0MFaevfRannF2TX8mKVckWjFo/Pj883e5xfxaOKSiaaEbNI2jr5ePGyaCsJl8ftatzfonEv5oT+XYbhTct1bLKunAhHvmyDu9KJf0lvtaCUrRuGHox0Pmo/vUSpaUfZGUtrGzTKv8p8SN1P1/70isBoT/HR8AXHbOXPAXP+7mhwfIILZ0UEb5SlSSWiuuF3+Im1JuWyPjjuGmJbJbxto9GitOV1U39KmV9WAsGWhmFSX4I55Qao5oT55bvtio00FbW8N+5J4pH/bkf52kcHbM+P+R1cCFfzZSrX8vPo5nTDY+8RD/vJtT7lkj707hviUw+Vw5GxTtXWcfBq6BLlPWBLai7NMXCrj8ma281cU83yHO05ihruuKkVOP+3I9vtd3eK5Z/5ytrYKlmynNmrc2cyG92VvnFdM3D7uhVzr7XB7nETOUMZW24RGrgbUtk0o9rxCDZk5W196SrAWW9aws6k+FoZTFK8PNrspKXB8b9fUC2KnrCVNZIodN9Q+nP7/716WbLf7szlPU5k9aG7mdd5XNHxRpxpR7o/JaegX3nJtSblijHGXyvEll46x+C583IMwdTWd1pYais6Wx3uYge2IJxLuu7ymFlnafp6IbXwKooyHTHi95ss29o/dmX1Pe/ypQ10xv805RV6R9HQlXWzrSjfqW4x//mv3kT6u1KlPzLuF2J0iVxKZw7pjPQlXV74JI5qx/3ES0oJqPPnnd4gwMf+UGrRGPkfAXve6om9f689q9+nKdp2nLIq/KEPyN6FG9wTW+wlIbr51cQ8/BH9yp+KnnxI3Ph4nhXuU+Jcst7nxJZsfzBwbX5EmX9PDJNVyqrY8e9W9BKR0rRKXFCMGOv7OGZa6GyvgRxtSvS6M/bm5uTRL6yxgVQ378fM2VtZgdT8jbTI3H9rh2Gv1/VfO/SRTehvvOOX45vWyLlj+PGJVLbKB5YnNHuImWNzKuhrGKJn9eCr36U8vGEKajoUKaUAkXmlIirbZX/s6msr7Ayk5Wk9ede+upDjaCuFrh2iJXxnBlrO1/dRJ6IgpRy4nrPKA0vpCD3VKnnG9n7M24pruh2umeJXvLf/I1LJLdRoG9eOmN/TFlFF43nwIkN1NdZ9cosVNaHtWDOmrT3hLLWKcXXVhZzhrW0VVveKWX1y271DbM/j4eV9eVVllwLFfwoDcFJEXAC0iwD3uhrG+owejmxaxDqcIfWP8K+nvO8AQNlhbMQF83gDiCssI8dPeeZ4wTKCgAe6Crsg56zgrICAADUBGW9B7bHJAx1txMqmzQvX9gx862xk/aQXXJd5cXVSmWHButt+i6VKKSsLwDA9aCszWMv7ouh7i47fcfdt/a4C/l+W1mTdaXH1a22Q/s+/HLG/0g1Q3PLOgUAXAbK+lWS4maP9Wqou4e+ua/HvqCsVlGz6kpPdq+yxvYlvgLMjZQVCgBngrJ+lZS42SO9HhqqRYGv8XwaV9YCM+oqq/K9pJFEhvLiFgb4Aq2cFPGO77Fr83bOqpab8Dqmuy64NaoduuD57pRFsfgB+bM24eP88wZOLQG1ruwSpRYWrXwz6tmyyug5OfW8G/vj9+Sn8Z6NUl2lm3jvqxcAnEkrpxsedF4JC0vrSWP2uWvLqDYMk3fGzSfYDo2sDoZI26r1CXXoPHnYFDPPOaNOK1E3DOFpd5l6kapny6qcnnP29G3fsuem+oppabOZtQK0SDMn8h9S1vSpob4YOL8I7wKOZNmhsbjFJ6DalWAOfWePmkIKdl2VOW1VAzVlVevZtqoFZX2l6ibjXFtt1mubzaQVoEEecT9rWp/0vbPKCZ+usqqhkffTm4DkjOaNKWuirjKyDKukaM6q1HPCqpyec8Xk7ZDGycqLsgLck0fcz/otZbWnKYeV9Xpv8DFllb4duURZvfzFnnOVsu6ctGoTb7zBAPekGW+wlEbZdPeAN3insh4bTFdLdg6MZ+xgOuINDgOrKWvKKsGOMKhtb7Aazg4mgHvSyg6mrPtZ35MSfRumPwFbt9akdzDtVFZxhWy7OdK2SstezawwNMnuHUxyiYR9RbJ5xcpqWpV3s++hz3qMsnjpqw8IoV4/0GLz1Q3APWnlq5toyVIdktUBLEwinuRIIceUNW26adWaxYr4MmEvHx6rc2HkVesqWSKnLNPQae21Q1kNq7J6zitVzyZav/OylieceaGSUz5GrMeT+gYAHIGTIppn3xcdUJVuaOsSDzoFQMugrPdgmXGZS5w4/s6jKWGlLwC0DsoKkKApXQWA9kFZAQAAaoKyFmJuuJQ9cfuPfNTi4vEDAGgXlLUQe0OtKJ/KhyD52elfheKkBABoDpS1EFFZd3//kPzkkC8rAADuBspaiKSFqRMb+lGTz7xDdnafFQAAANfTykkR7/g5n/zvi6t9t7+eUeA+IBz590m2lw/bLRa30ODyIjsJMW0FAGiHVk43POTYTMUNwoWr3nJvYJVO9zsibRWmnMxaAQDaopkT+U9UVvMW1YwbWL2CREJ2SNlqyCKTVgCApnjE/ax2XPsW1YxbVmzfL8oKAAAuj7if1Y5bfL2XeSJ/rIV4gwEAwKEZb7CUxl69CuIW3Sr6iuesqid54Yi0VZBFpqwAAG3Ryg6mI/ezJuNat6gm7i8TLnONDTsgbofuDX0xYwUAaI9Wvro5cj9rSdzoofTNoE7Msd9zUoTNgXtDOSkCAKBBOCmiEpcfNsjphgAAbYKy1uSqk/I5kR8AoF1QVgAAgJqgrAAAADXRlZVdpwAAAOVEyurvoUVZAQAAimDOCgAAUBOUFQAAoCYoKwAAQE1QVgAAgJqgrAAAADVBWQEAAGqCsgIAANQEZQUAAKgJygoAAFCTxBlM5pWnAAAAEMKJ/AAAADVBWQEAAGqCsgIAANQEZQUAAKhJw8rK5uRK9KN0IaBRvc4utmDn2pJU8pLBJQE/VLYCAOB5oKyPZpE4Vx6T9+961d6Pfux+3GJI8rnFEoNicwAAnseDlBUlDuiGyZAxubqiX0NtTWfQj/M4JCbEiCsAPBiU9bFYmvhSqiuWPUsIpbB+nKehM9uChgKAZxMq6zIwak8fCc3BW+DrvQE4OsHCGZqD1b9oidCKmyRMvKSIq4ZsFvhZe5ZFVoVZvx8QJbMf/RSS8iU+EKYi/6QH9aNTXj33hOgDANwaYc66jOfawHck1MafAb01x1HWIfBRhiO3Ppqn4+bZVMxi0jBMSxLdMM3BOuWWdmCWsCTZdU7dCFuLIo0zDVeVVdq0JFVXXDebEQllZdYKAE9G9Qaru1AOhypEI7g1/EphucN1tEVHZuxfdZTVf1tYDYxEzKuAhPyHQhoJa7oyDiprHN3V+1T2TFoB4MEk1lnfwqMMgkdCQ+SROpZa3aebXtvb4w9epXePEOR92SLYleXL9TzlgXkHlDXDG5zMEGUFgB9MnrIqwnIkVHxaV9bgE4+iOWtG3CSrEBbpgZGVPSnNE8a3Lb6T2Um/3Bucs4NJtk2Z/Msm4A0GgCfTjDdYXrVzN+2k9udow7UZN+ENltIq0FZLQWxpzVgM/mwY6z7LuNlZGw8kv7rJqwF2MAHAD6adHUz+zPKjeK53NJjARtlYK4KpuJpNYzRbk+d5cooZDmo/Wtf3yg6u18vZwrQ9Mvbqjuw9X92Ev0u6WryWXRQIAHB7mvrqxll7HPtwAHZml9PQyXrmz0DL4iYM0p2be5U1nUEYGmYhqW8YrMQJ0fK16levkuQCMxNWAHgwDZ8UAcdp7DjBxswBADgFlPX5tHEWfhtWAACcD8oKAABQE5QVAACgJg9TVv1mswvzx+MJAPCTQVnr54+yAgD8ZB6mrHuppYjcfAcA8ONBWV+vF8oKAADVaOakiM/pPv5pEQ7WXaf+8QfaZS3uU96VM5nHH8i0eKcsAAB8j2ZON/wojXcPmZuQedepl4yorINzum7i9P8CWrxTFgAAvkozJ/LH2mFfBV6orPFh/xn3t5QbfcmdsgAA0DLN3M+anEfmiUve1d2VlLXVO2UBAOCLNHw/qzRnbUtZG79TFgAAvkG73uBwobVBZf3SnbIAANAyre1gUuZ7r5OVdecWoRbvlAUAgO/S2lc3ugv5XGXV73ZN0NydsgAA8F2aOSmC70oAAOARoKwAAAA1QVkBAABq0oyyAgAAPAKUFQAAoCYoKwAAQE0iZe1H6bsQPvYAAADIQlZWfy8RygoAAJCLpqzBmQUoKwAAQBaiso5DeGofygoAAJCFrKy9d3AtygoAAJCLpqzuofAoKwAAQC66sm6XpKGsAAAAuVjK+tHWaUJZAQAA8rCVlatBAQAAykgp6+YTvtoyAACAO8LphgAAADVBWQEAAGqCsgIAANQEZQUAAKiJpKzv/cAb3o4mmyNx1yOLjZjdMBWlKdhUGDsz6cxUH/xtcNB8FXeU96NVweflG6cvpeznX573Gt+IuqfbV+fEv6MadN6RrHCcJnrdXdGUdW99Honb9+HXPv6Htcf/pk/rKv2YNaY+WFfjwgn3Ee5P2VbWk/J9hQ0bbZxXf8wlc+d9Y2NcY+YsoKy1abKZ70JLyholJAw5xxr7tK6SlXBcN+EMfy1vPA+rPhVT8fJ27F0UK7Jq/ChL9NogNKFWT/atwGXKKuSr1nNOXTgPd4NwaIqhrOl8M1/JGhvjvmBOYzXwI6DOD9C2ssYpNaqsOQNkoACLgHnG9IOnrF/o02EFeVKy6MTvwXm+n+e/1Xm4UAhTWdVbgQtrw3/crOcUvr2y9Yqy5uWb2SMbG+NQ1h8BdX6AxDpr8TTpSFwHdSw9R1m9aVpktzvzGHtJRDOsCl45EmKRsbIYHpQV2LTn8CypGG5xu+G/8/zPLzd0nv9R8gimoeIs3NdOX4kkZfVbQi6En29alEPDgtIswdPQqUmpLuKsfqq+k3l/Sf3WMu+Xnc0ux0TNIep2kER53XAv3yi9kr/CVAta2zPsnhNEjfweso9BzTu7UJ9UnNjxATtKiYRCxXZLoWq9e6OLNZqtKSg7RLReB6WYe4OXat6nkPvibp3C8q/VVVZ/KA4HJ1+1FL1KWhW4EZOra19RVtEq78fur//N8+SY9W/ZTLXxrVcb/VbgpbzDMKUEM8w3Wc9Zy5yfTmlMzQNTCs4tk5VV7HWbss6r/32epukzvq8DpiSWy28pw4TXkorKqrdgNwx9+LRQpXaWQlUK7nvhYHT/9S+vXGGnCGvWKpHdClaoUx5voNr+WOzR7F2Na0P47/tGr4NSUl/dHHFLHohbPDQXJCv4J+NFOdURKff7hFniJhurFMeVdQdypt6v3S9fuX7N8+/ISsN4U1nVW4Gd+ZkbQZxt+e7XVD1nv+Ks7/JxaoKy5vd8ceVW6XWOsq5V5A6o24+hW339oXRMt95gipU13YJG8vuUNW4d799RjPyGK+tswqrCLmXdzO+GabsqZRXIxGgWDazxXFfpdVBK8nvWzC0W1eMqHVVpbMljpM2lYu+HNN1z3vGTEZwQbRwSfEFJZVWL80VlHeZ/3Pf03/P8d/C8+eeYUFb3JdteZ427lubKzhiO1RlpEF9YOn3FY3devpLY6EUJlNWR00hZpZmH5FsVcs5Wi/3eYP8n14bQfVpJWf2/Pv9FJvLYqgNHTokiC40Smb3OCv0UYCnV52/k89/EaCYZadiPsh4hS1m/MGndOTnMSbNEWZW/H/HN2HjNNF2sSpzr56xpb/CrG+bfbuX8nuexxPSksm4Zliqr6kLMqph1FHSfzlOaQ95gfX1it7JGHVgyRC1vulI1qy0SLRg4LWvOWSMPqvGGWkKib2SU6KW0gh36buh+dF4/1z+VQ8qa8a4A+TTqDVZjX+wNTnpXklbFE9bX6xUuh8jBucqqus5L0aZ97lv+PP31Hqn6cZ5+xcpanMMnl0AYnFuBs5RVJlHP0uPBnCYaPSUntDzTzzUw/eLl1ECGsq7PJ/9a/Ny/NWcV3xSrKas3pct6cchBdp1qPda23u7McZ+chmHcXDzjsA0xed5gY8660zcOEbayKuPD+2XKHjiK43Zd2KhXrLOGWQUvm9Gb6DSVzFkVXV0TDl8SP1Vg9+lQ+yWbstpITtkYEbphnoblx3Gcx76PlDUh80rBAmEIjM9RVjVfq567YYzT0J0Bur9Ce3fS2tfPQX5/XH/+OAcLlFWZDZWV1883bbWB3YK+HUrPTQ/zukD5vtOwIOGyQt9n/M0EzSvNUbUS2a2QaiM/46iy7NHMbDmr10EpgrJ6ywNivRrqWCuu5JeIKZ2naf3KS17+6/sEGUOhKBimiVGxvG5t9Gkn4tjrTqBdM1mrMrohaoMyZQ2XkN9ljNTJnAG8SpQ1KpKTbfS7rsxCp3QeMMcqK76qBkILlyir/G6aUV6nuIvT8QpvsJftZxkxMk/sOWqKscH2iGR2ArVEm03im4BYIjvDpDl+wwrNbP8Bmy2n9joohRP5C5F7mzgCGRPWL+GPTSHyWJU71PxYDGVNc9rgVceTl5lKab9qn2SJ8JSCCcqawPcNhbPD7R1P3Gv1CEmqtoz7UPxBuLiejC500KYK4z76oUHNgAnKmiB0zvDHBO2y9dY6/RT90KBmwKQVZf3Pv6z/AQAA3AWUFQAAoCYoKwAAQEX+Dw44WW/Lq54FAAAAAElFTkSuQmCC" alt="" />

http://www.open-open.com/lib/view/open1342570701932.html

http://www.cnblogs.com/GarfieldTom/archive/2012/12/16/2820143.html

上一篇:python的socket模块


下一篇:Html + JS : 点击对应的按钮,进行选择是隐藏还是显示(用户回复功能)