> import "Python"
> 
> runPython do
>     executePythonStatement "foo = 'bar'\nd = dir()"
>     getPythonStringArrayVariable "d"
vector ["__builtins__", "__doc__", "__loader__", "__name__", "__package__", "__spec__", "foo"]
> runPython do
>     getPythonStringVariable "__name__"
"SCL_2"
> runPython do
>     setPythonDoubleVariable "foo" 1
>     executePythonStatement "foo = foo + 1"
>     getPythonDoubleVariable "foo"
2.0
> runPython do
>     setPythonDoubleArrayVariable "foo" (vector [1.0, 2.0, 3.0])
>     executePythonStatement "foo = foo + [4.0]"
>     getPythonDoubleArrayVariable "foo"
vector [1.0, 2.0, 3.0, 4.0]
> runPython do
>     setPythonIntegerVariable "foo" 5
>     executePythonStatement "import math"
>     executePythonStatement "bar = math.factorial(foo)"
>     getPythonIntegerVariable "bar"
120
> runPython do
>     setPythonIntegerArrayVariable "foo" (vector [1, 2, 3, 4])
>     executePythonStatement "foo.append(sum(foo))"
>     getPythonIntegerArrayVariable "foo"
vector [1, 2, 3, 4, 10]
> runPython do
>     setPythonBooleanVariable "foo" False
>     executePythonStatement "foo = not(foo)"
>     getPythonBooleanVariable "foo"
True
> runPython do
>     setPythonVariable "foo" ([1.0, 2.0, 3.0, 4.0] :: [Double])
>     executePythonStatement "foo.append(sum(foo))"
>     getPythonVariable "foo" :: [Double]
[1.0, 2.0, 3.0, 4.0, 10.0]
> py = openPythonContext
> runWithPythonContext py $ setPythonIntegerVariable "foo" 4
> runWithPythonContext py $ setPythonDoubleArrayVariable "bar" (vector [1.0, 2.0, 3.0])
> runWithPythonContext py $ executePythonStatement "bar.append(float(foo))"
> bar = runWithPythonContext py $ getPythonDoubleArrayVariable "bar"
> closePythonContext py
> bar
vector [1.0, 2.0, 3.0, 4.0]