Add typeface stub file

typeface.py

@@ -0,0 +1,91 @@
+# typeface.py
+# By Chris Proctor and _________
+
+# Contains one function for each letter in the English alphabet. 
+# Each function should draw its letter at a scale of `unit`, and then 
+# return back to the same position and heading where it started. 
+
+# Note: The `sqrt` function from math may be helpful--if you want to 
+# move the turtle along the diagonal of a square with side length x, 
+# the turtle should move a distance of sqrt(x)
+
+from turtle import *
+from math import sqrt
+
+def draw_letter_a(unit):
+    pass
+
+def draw_letter_b(unit):
+    pass
+
+def draw_letter_c(unit):
+    pass
+
+def draw_letter_d(unit):
+    pass
+
+def draw_letter_e(unit):
+    pass
+
+def draw_letter_f(unit):
+    pass
+
+def draw_letter_g(unit):
+    pass
+
+def draw_letter_h(unit):
+    pass
+
+def draw_letter_i(unit):
+    pass
+
+def draw_letter_j(unit):
+    pass
+
+def draw_letter_k(unit):
+    pass
+
+def draw_letter_l(unit):
+    pass
+
+def draw_letter_m(unit):
+    pass
+
+def draw_letter_n(unit):
+    pass
+
+def draw_letter_o(unit):
+    pass
+
+def draw_letter_p(unit):
+    pass
+
+def draw_letter_q(unit):
+    pass
+
+def draw_letter_r(unit):
+    pass
+
+def draw_letter_s(unit):
+    pass
+
+def draw_letter_t(unit):
+    pass
+
+def draw_letter_u(unit):
+    pass
+
+def draw_letter_v(unit):
+    pass
+
+def draw_letter_w(unit):
+    pass
+
+def draw_letter_x(unit):
+    pass
+
+def draw_letter_y(unit):
+    pass
+
+def draw_letter_z(unit):
+    pass