tests/misc/rge_sm.py: Remove unused code from the test.

This cleans up the test to remove all unused code, making it smaller,
a bit faster to deploy to a target to run, and also use less RAM on the
target (which may help it run on targets that are just slightly out of
memory running it).

Signed-off-by: Damien George <damien@micropython.org>

tests/misc/rge_sm.py

@@ -39,14 +39,6 @@ class RungeKutta(object):
             if not self.iterate():
                 break
 
-    def solveNSteps(self, nSteps):
-        for i in range(nSteps):
-            if not self.iterate():
-                break
-
-    def series(self):
-        return zip(*self.Trajectory)
-
 
 # 1-loop RGES for the main parameters of the SM
 # couplings are: g1, g2, g3 of U(1), SU(2), SU(3); yt (top Yukawa), lambda (Higgs quartic)
@@ -79,45 +71,6 @@ sysSM = (
 )
 
 
-def drange(start, stop, step):
-    r = start
-    while r < stop:
-        yield r
-        r += step
-
-
-def phaseDiagram(system, trajStart, trajPlot, h=0.1, tend=1.0, range=1.0):
-    tstart = 0.0
-    for i in drange(0, range, 0.1 * range):
-        for j in drange(0, range, 0.1 * range):
-            rk = RungeKutta(system, trajStart(i, j), tstart, h)
-            rk.solve(tend)
-            # draw the line
-            for tr in rk.Trajectory:
-                x, y = trajPlot(tr)
-                print(x, y)
-            print()
-            # draw the arrow
-            continue
-            l = (len(rk.Trajectory) - 1) / 3
-            if l > 0 and 2 * l < len(rk.Trajectory):
-                p1 = rk.Trajectory[l]
-                p2 = rk.Trajectory[2 * l]
-                x1, y1 = trajPlot(p1)
-                x2, y2 = trajPlot(p2)
-                dx = -0.5 * (y2 - y1)  # orthogonal to line
-                dy = 0.5 * (x2 - x1)  # orthogonal to line
-                # l = math.sqrt(dx*dx + dy*dy)
-                # if abs(l) > 1e-3:
-                #    l = 0.1 / l
-                #    dx *= l
-                #    dy *= l
-                print(x1 + dx, y1 + dy)
-                print(x2, y2)
-                print(x1 - dx, y1 - dy)
-                print()
-
-
 def singleTraj(system, trajStart, h=0.02, tend=1.0):
     is_REPR_C = float("1.0000001") == float("1.0")
     tstart = 0.0
@@ -141,7 +94,5 @@ def singleTraj(system, trajStart, h=0.02, tend=1.0):
         print(tr_str)
 
 
-# phaseDiagram(sysSM, (lambda i, j: [0.354, 0.654, 1.278, 0.8 + 0.2 * i, 0.1 + 0.1 * j]), (lambda a: (a[4], a[5])), h=0.1, tend=math.log(10**17))
-
 # initial conditions at M_Z
 singleTraj(sysSM, [0.354, 0.654, 1.278, 0.983, 0.131], h=0.5, tend=math.log(10**17))  # true values