update test package name

test/dev/sowinski/strings/tinker.py

@@ -0,0 +1,38 @@
+import matplotlib.pyplot as plt
+import csv
+import numpy
+
+x = []
+y1 = []
+y2 = []
+
+with open('output.csv', newline='') as csvfile:
+  spamreader = csv.reader(csvfile, delimiter=',')
+  # i = 0
+  for row in spamreader:
+    # i += 1
+    x.append(int(row[0]))
+    y1.append(int(row[1]))
+    y2.append(int(row[2]))
+    # if i == 100: break
+
+x = x[0::250]
+y1 = y1[0::250]
+y2 = y2[0::250]
+
+plt.xlabel("String Length")
+plt.ylabel("Microseconds (0.000001 seconds)")
+
+plt.plot(x, y1, label="Java String Reverse")
+plt.plot(x, y2, label="Half Linear Reverse")
+
+z1 = numpy.polyfit(x, y1, 1)
+p1 = numpy.poly1d(z1)
+plt.plot(x, p1(x), "r--", label="Java String Reverse Trend")
+
+z1 = numpy.polyfit(x, y2, 1)
+p1 = numpy.poly1d(z1)
+plt.plot(x, p1(x), "g--", label="Half Linear Reverse Trend")
+
+plt.legend()
+plt.show()