Demo: Functions | Python for Beginners [30 of 44]

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[kevinhollis]

Should also mention to newcomers that all definitions (def) need to be above any maincode that calls them in the .py file, when the module is run it reads sequentially so if you call a function that is above that def it does not know it exists and will throw an error saying it cant find the def variable name...

[yangzhang]

this is a really good video, it helped alot

[abdelhafidbenchikh]

Can i ask why name[0:1] and not just name[0]?
thanks very helpful tutorial i hope to see one about image processing, AI, web development or machine learning

[swapnil]

Why to use first_name='susan'..!??

[abhinavjand]

How To Fix This ( TypeError: bad operand type for unary +: 'str' )

[SimonVovko]

why first_name[0:1] and not just first_name[0]?

[luisdavidescobedovelasquez]

It's just me, or are the demo videos unnecessary?
I think they were already explained in the previous video.

[jaidevbehera]

Type error:string indices must be integer