Python too supports file handling and allows users to handle files i.e., to read and write files, along with many other file handling options, to operate on files. The concept of file handling has stretched over various other languages, but the implementation is either complicated or lengthy, but alike other concepts of Python, this concept here is also easy and short. Python treats file differently as text or binary and this is important. Each line of code includes a sequence of characters and they form text file. Each line of a file is terminated with a special character, called the EOL or End of Line characters like comma {,} or newline character. It ends the current line and tells the interpreter a new one has begun. Let’s start with Reading and Writing files.
File handling is a crucial aspect of any programming language, including Python. It refers to the process of manipulating and managing data stored in files on a computer system. Python provides a range of built-in functions and modules to handle file operations easily and efficiently.
In Python, file handling involves three basic steps: opening a file, reading or writing data to the file, and closing the file. To open a file, you can use the open()
function, which takes two arguments: the file name and the mode in which you want to open the file. The mode can be either 'r' for reading, 'w' for writing, or 'a' for appending.
Once you have opened a file, you can use various methods to read or write data to it, depending on the file's mode. For example, you can use the read()
method to read the entire contents of a file or the write()
method to write data to a file.
It is essential to close the file after completing all the file operations. You can do this by calling the close()
method.
Python also provides a with
statement that automatically handles closing the file, making file handling more efficient and safer. This statement ensures that the file is automatically closed when the block of code within the with
statement is completed, even if there is an error.
In conclusion, file handling is a crucial aspect of programming, and Python provides an easy-to-use interface for handling files, making it a preferred choice for developers.
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