title: How I can get cartesian coordinate system in matplotlib?
body: <p>I am new to plotting with Python and can't really find an answer to the question: How can I get Cartesian coordinate plane in matplotlib?  By this I mean perpendicular reference lines (coordinate axis) ended up with arrows, intersecting at the origin, (0,0), with the origin at the center of the plot.</p>
  
  <p>Think about a a plane for doing high school geomtery, the following is a perfect example of what I need to achieve:</p>
  
  <p><img src="https://upload.wikimedia.org/wikipedia/commons/0/0e/Cartesian-coordinate-system.svg" alt="Plot with Cartesian coordiantes"></p>