Python - Output class attribute with __dict__

Introduction

The following class uses __dict__ to check class attribute:

Demo

class rec: pass              # Empty namespace object 
rec.name = 'Bob'             # Just objects with attributes 
rec.age  = 40 # from   ww w  . j av  a2s  .c om

d = list(rec.__dict__.keys()) 
print( d )
d = list(name for name in rec.__dict__ if not name.startswith('__')) 
print( d )

d = list(rec.__dict__.keys()) 
print( d )

Result

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