optimize ux

chapter-03/binseq/binseq.py

@@ -0,0 +1,11 @@
+from collections.abc import Callable
+
+class REAL:
+    def __init__(self, f: Callable[[int], str]) -> None:
+        self.binseq = f
+
+    def as_string(self, w: int) -> str:
+        s = ""
+        for n in range(w):
+            s += self.binseq(n)
+        return s

chapter-03/binseq/main.py

@@ -0,0 +1,20 @@
+from binseq import REAL
+from math import isqrt  # integer sqrt
+
+
+def one_third(n):
+    if n == 1: return "."
+    if n % 2 == 0: return "0"
+    return "1"
+
+
+def irrational(n):
+    if n == 1: return "."
+    if n != isqrt(n) * isqrt(n): return "1"
+    return "0"
+
+
+x = REAL(one_third)
+y = REAL(irrational)
+
+print("x: " + x.as_string(50) + "\ny: " + y.as_string(50))