AISpace2

Add unobserve, able to change from an observation to no observation in BayesVisualizer

Update queens in cspProblem.py

Update csp consistency so that it say "no solution" if any domain is empty

"backtrack" bug is fixed

1. The bug that the planning problems were not working properly is fixed
2. The bug that the zoom centre is not in the middle is fixed
3. The backtrack button is added in CSP consistency solver
4. The zoom mode setting is updated into a toggle and renamed
5. "Visualization Options" is renamed to "Settings"

1. "Zoom to Fit" is added to the visualization bar
2. Default positions are added for search and CSP problems
3. Bugs fixed

1. cspProblem.py is updated according to the built-in Python file operator.py.
2. Visualization-options bar is updated, and is now including but not limited to "font size", "line width", "detail level", "zoom", "sleep time".
3. Padding around the text in the node is now smaller than before.
4. Zoom mode No.2 is added, which can zoom in or out without changing the font size and edge width. It can be toggled by "zoom mode" in the visualization-options bar
5. A toggle for wheel zoom is added in the visualization-options bar, which can either turn on or off for zooming by mouse wheel.

1. Zooming is added. We can zoom in or out with the mouse wheel, and move the canvas by clicking and dragging the canvas.
2. “Print positions” now respect the given positions. Once any node is moved, the position will also change relatively based on the given positions.
3. The legend now can be turned on and off by moving the mouse to the "Visualization option" on the top-right corner of the canvas and click on the "Toggle Legend"
4. For positions, all numbers are working now, including zero and negative numbers.

Update Visualization options

Update builders

It's now able to build CSP python code including custom constraints.

• Update dependency
• Graph builders can be used normally now