![]() ![]() The next section gives more detailed information how you can execute Point to return to your text book / course and look at more basic If you are just starting to learn Python, this is probably a good The editor window in Spyder using the Python Console, and the more Now you should know how to execute a Python program that you have in Printed (because the function hello is defined, but not called, If you remove the line hello() from the program and run the whole fileĪgain (by pressing F5, or selecting run -> run), nothing will be In the hello.py file this is only the line reading hello() which will actually call (i.e. and a few other keywords) that are written in the left-most column, it will execute these immediately. ![]() When Python comes across commands (other than def. Note that the function object is just created at this point in the file, but the function is not yet called (i.e. All indented lines following def hello(): belong to the function body. In the hello.py file, Python thus creates a function object with name hello. When it comes across the def keyword, it knows that a function is DEFined in this and the next (one or more) lines. Python reads the file line by line, ignoring comments 8.2 Debugging once an exception has occuredġ.1.2 Background information: What happens when you execute the program?.8.1 Line by line step execution of code.5.3 How to double check your code executes correctly "on its own".5.2 Execute in new dedicated Python interpreter.5.1.2 Persistence of objects II (from before code execution).5.1.1 Persistence of objects I (after code execution).5.1 Execute in current Python or IPython interpreter.3.5 No convenience imports in IPython Console.3.4 No convenience imports in Python Console.3.3 Warn if PEP8 coding guidelines are violated.3.2 Change Spyder settings to always start with an IPython shell.2 Recommended first steps for Python beginners.1.4.1 Simple strategy: re-execute whole program. ![]() 1.2 Call existing function objects from the command line.1.1.2 Background information: What happens when you execute the program?. ![]()
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