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The def keyword is used to create, (or define) a function in python.
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The def keyword is used to create, (or define) a function in python.
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Python 3.0 aimed to correct inconsistencies and design flaws in the language, even if it meant breaking backward compatibility. It eliminated outdated practices and promoted more modern and intuitive programming methods.
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To write single-line comments in Python use the Hash character (#) at the beginning of the line. It is also called number sign or pound sign. To write multi-line comments, close the text between triple quotes.
Example: “”” comment
text “””
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The primary goal of Python 1.0 was to create a language designed for readability, simplicity, and ease of use, aiming to balance between low-level languages (like C) and shell scripting.
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Subsequent versions of Python 3 have refined the language by embracing modern programming paradigms, expanding the standard library, enhancing performance, and adapting to user needs and global tech trends.
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‘.py’ is the correct extension of the Python file. Python programs can be written in any text editor. To save these programs we need to save in files with file extension ‘.py’.
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Python's clear and straightforward syntax contributes to its popularity, as it lowers the barrier to entry for new programmers. The ease of learning and using Python encourages more people to adopt it for various programming tasks.
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The function sys.version can help us to find the version of python that we are currently working on. It also contains information on the build number and compiler used. For example, 3.5.2, 2.7.3 etc. this function also returns the current date, time, bits etc along with the version.
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The order of precedence is: %, +. Hence the expression above, on simplification results in 4 + 3 = 7. Hence the result is 7.
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Backward compatibility is important because it allows users to run older code without modification. This is crucial for maintaining existing applications and systems, ensuring that updates do not break functionality.