Python Decimal and Fraction

Contents :
00:00 Start
00:18 Limitation of float
02:30 round() method
03:38 Decimal declaration
06:12 Special values for Decimal
06:42 Special values for float
07:30 Precision of Decimal
08:14 Set Custom precision for Decimal
09:35 Context Object and Constructor
17:07 Builtin Context (BasicContext and ExtendedContext) for Decimal
20:26 getcontext() and setcotext() methods
23:21 Setting context to trap signal for Decimal
25:53 Context Manager for Decimal
29:39 Mathematical functions of Decimal
30:26 Fraction
32:35 Attributes of Fraction Object
33:18 Methods of Fraction Object