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diff --git a/csci1913/lab1/lab2_strap012.py b/csci1913/lab1/lab2_strap012.py
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+++ b/csci1913/lab1/lab2_strap012.py
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+class Zillion:
+  def __init__(self,digits):
+    self.digits = digits
+    try:
+      int(digits)
+    except ValueError:
+      raise RuntimeError
+    # for n in range (0,len(str(digits))):
+    #   test[n]=str(digits)[n]
+  def increment(self):
+    return 1
+  def isZero(self):
+    for n in range (0,len(str(digits))):
+      if digits[n] is not 0:
+        return False
+    return True
+  def toString(self):
+    return str(self)
+
+
+
+#
+#  TESTS. Test the class Zillion for CSci 1913 Lab 2.
+#
+#    James Moen
+#    18 Sep 17
+#
+#  Every test is followed by a comment which shows what must be printed if your
+#  code works correctly. It also shows how many points the test is worth.
+#
+
+try:
+  z = Zillion('')
+except RuntimeError:
+  print('Empty string')
+
+# It must print 'Empty string' without apostrophes. 2 points.
+
+try:
+  z = Zillion(' , ')
+except RuntimeError:
+  print('No digits in the string')
+
+# It must print 'No digits in the string' without apostrophes. 2 points.
+
+try:
+  z = Zillion('1+0')
+except RuntimeError:
+  print('Non-digit in the string')
+
+# It must print 'Non-digit in the string' without apostrophes. 2 points.
+
+try:
+  z = Zillion('0')
+except RuntimeError:
+  print('This must not be printed')
+
+#  It must print nothing. 2 points.
+
+print(z.isZero())    #  It must print True. 2 points.
+
+try:
+  z = Zillion('000000000')
+except RuntimeError:
+  print('This must not be printed')
+
+#  It must print nothing. 2 points.
+
+print(z.isZero())    #  It must print True. 2 points.
+
+try:
+  z = Zillion('000 000 000')
+except RuntimeError:
+  print('This must not be printed')
+
+#  It must print nothing. 2 points.
+
+print(z.isZero())    #  It must print True. 2 points.
+
+try:
+  z = Zillion('997')
+except RuntimeError:
+  print('This must not be printed')
+
+#  It must print nothing.  2 points.
+
+print(z.isZero())    #  It must print False. 2 points.
+
+print(z.toString())  #  It must print 997. 2 points.
+
+z.increment()
+
+print(z.toString())  #  It must print 998. 2 points.
+
+z.increment()
+
+print(z.toString())  #  It must print 999. 2 points.
+
+z.increment()
+
+print(z.toString())  #  It must print 1000. 2 points.
+
+try:
+  z = Zillion('0 9,9 9')
+except:
+  print('This must not be printed')
+
+#  It must print nothing.  3 points.
+
+z.increment()
+print(z.toString())  #  It must print 1000. 2 points.