A class to hold the parameters for a subplot
All dimensions are fraction of the figure width or height.
All values default to their rc params
The following attributes are available
- left : 0.125
- The left side of the subplots of the figure
- right : 0.9
- The right side of the subplots of the figure
- bottom : 0.1
- The bottom of the subplots of the figure
- top : 0.9
- The top of the subplots of the figure
- wspace : 0.2
- The amount of width reserved for blank space between subplots,
expressed as a fraction of the average axis width
- hspace : 0.2
- The amount of height reserved for white space between subplots,
expressed as a fraction of the average axis height
