Add doctest for #10980

hur · DaveWitteMorris · commit b988c9b8ac0a · 2022-07-08T00:49:27.000-06:00
diff --git a/src/sage/plot/plot.py b/src/sage/plot/plot.py
@@ -513,6 +513,11 @@ def f(x): return (x-3)*(x-5)*(x-7)+40
     sage: os.system("sage -c \"if 'matplotlib' in sys.modules: sys.exit(1)\"") # long time
     0
 
+Verify that :trac `10980` is fixed
+
+    sage: plot(x,0,2,gridlines=([sqrt(2)],[]))
+    Graphics object consisting of 1 graphics primitive
+
 AUTHORS:
 
 - Alex Clemesha and William Stein (2006-04-10): initial version

Original file line number	Diff line number	Diff line change
`@@ -513,6 +513,11 @@ def f(x): return (x-3)(x-5)(x-7)+40`
`513`	`513`	`sage: os.system("sage -c \"if 'matplotlib' in sys.modules: sys.exit(1)\"") # long time`
`514`	`514`	`0`
`515`	`515`
	`516`	+Verify that :trac `10980` is fixed
	`517`	`+`
	`518`	`+ sage: plot(x,0,2,gridlines=([sqrt(2)],[]))`
	`519`	`+ Graphics object consisting of 1 graphics primitive`
	`520`	`+`
`516`	`521`	`AUTHORS:`
`517`	`522`
`518`	`523`	`- Alex Clemesha and William Stein (2006-04-10): initial version`