Add model dir to python path for local libs

Alsa tweak demos

Author: qiemem

demos/Flocking Clusters.nlogo

@@ -35,7 +35,11 @@ to go
   let clusters py:runresult "cl.dbscan(np.array(coords), eps)"
   (foreach (sort turtles) (item 1 clusters) [ [t c] ->
     ask t [
-      set color item ((c mod 13) + 1) base-colors
+      ifelse c = -1 [
+        set color grey
+      ][
+        set color item ((c mod 13) + 1) base-colors
+      ]
     ]
   ])
   tick

demos/Traffic Basic - Reinforcement.nlogo

@@ -163,6 +163,8 @@ to train
 end
 
 to-report next-car
+  let here min-one-of turtles-here with [ xcor > [ xcor ] of myself ] [ distance myself ]
+  if here != nobody [ report here ]
   let i 1
   while [ not any? turtles-on patch-ahead i ] [
     set i i + 1
@@ -374,7 +376,7 @@ NIL
 20.0
 true
 false
-"" ""
+"set-plot-y-range 0 number-of-cars" ""
 PENS
 "default" 1.0 0 -2674135 true "" "plot count turtles with [ action = 0 ]"
 "pen-1" 1.0 0 -1184463 true "" "plot count turtles with [ action = 1 ]"
@@ -414,7 +416,7 @@ SLIDER
 memory-size
 memory-size
 0
-100000
+1000000
 10000.0
 1000
 1

demos/Wolf Sheep Predation - Real-time 3D Plot.nlogo

@@ -108,7 +108,9 @@ end
 
 to update-pyplot
   every 0.25 [
-    if pyplot-dirty? [ redraw-pyplot ]
+    every 1 [
+      if pyplot-dirty? [ redraw-pyplot ]
+    ]
     py:run "plt.pause(0.01)"
   ]
 end