import manin.plot.graph as G

g = G.Graph("param",(-1.3,-1.2),(1.3,1.3), unit=3.0)
g.color(0.4)
g.line_width(0.02)
g.axes(x="",y="")
g.line_width(0.03)
g.color(0.1,0.1,1)
g.circle((0,0),1)
g.color(1,0,0)
g.line((-1.5,-0.25),(1.2,1.1), style="<->")
g.color(0)
g.dot((-1,0), 0.05)
g.dot((0,0.5), 0.05)
g.dot((0,0.5), 0.05)
g.color(0.1,1,0.1)
g.dot((0.58,0.8),0.08)
g.color(0)
g.text((-1.5,0.05), "{\Large $(-1,0)$}")
g.text((0.1,0.35), "{\Large $(0,t)$}")
g.text((0.4,0.9), "{\Large $(x,y)$}")
#g.view()
g.ps()