Symbol Functionality
* Argument specifies width or precision
- Use left justification
+ Use a plus sign ( + ) for positive numbers
Use space-padding for positive numbers
# Add the octal leading zero ('0') or hexadecimal leading '0x' or '0X', depending on whether 'x' or 'X' were used.
0 Use zero-padding (instead of spaces) when formatting numbers
% '%%' leaves you with a single literal '%'
(var) Mapping variable (dictionary arguments)
m.n m is the minimum total width and n is the number of digits to display after the decimal point (if applicable)