Python Network Programming FTP FTP, or File Transfer Protocol, is a well-known network protocol used to transfer files between computers on a network. It was created on a client-server architecture and can be used with user authentication. It can also…
Python Network Programming: Proxy Servers A proxy server is used to browse websites anonymously through another server. It can also be used to bypass blocking of specific IP addresses. We use the urllib module’s urlopen method to access a website…
Python Network Programming HTTP Server The Python standard library has a built-in network server that can be called for simple network client-server communication. A port number can be specified programmatically, and the network server can be accessed through that port.…
Python Network Programming HTTP Client In the HTTP protocol, a request from a client reaches a server and retrieves some data and metadata, assuming it’s a valid request. We can use various functions in the requests module to analyze the…
Introduction to Python Network Programming As Python’s versatility as a programming language grows year by year, we’ve also found it particularly well-suited to the world of network programming. With the rise of cloud computing, network programming has become an even…
Python Network Programming: Uploading Data We can use Python’s FTP, or File Transfer Protocol, module to upload data to a server. We need to install the ftplib module to accomplish this. pip install ftplib Using ftplib In the following example,…
Python Network Programming HTTP Authentication Authentication is the process of determining whether a request originates from a valid user with the necessary permissions to use the system. In the world of computer networks, this is a very important requirement, as…
Python Network Programming: Connection Reuse When a client makes a valid request to a server, a temporary connection is established between them to complete the sending and receiving process. However, in some cases, the connection needs to be kept alive…
Python Network Programming Request Status Codes After receiving and interpreting a request message, the server responds with an HTTP response message. This response message has a status code. It is a three-digit integer. The first digit of the Status-Code defines…
Python Network Programming with IMAP IMAP is an email retrieval protocol that doesn’t download emails. It simply reads and displays them. This is very useful in low-bandwidth environments. Python’s client library, called imaplib, is used to access emails via the…