Merge branch 'master' of https://github.com/wrq/pyjunk

junk.py

@@ -0,0 +1,15 @@
+import more_itertools as m
+
+# for x in range(50):
+#     print(x, len(list(m.partitions(range(x)))))
+
+
+def compare(start: int, offset: int, iters: int):
+    "a silly function for comparing growths"
+    a = [x for x in range(start, start+iters)]
+    b = [x for x in range(start+offset, start+offset+iters)]
+    print(f"start: {start} offset: {offset} iters: {iters}")
+    print(f"a: {sum(a)}")
+    print(f"b: {sum(b)}")
+
+compare(1, 100, 1000000000)

powercard.py

@@ -0,0 +1,12 @@
+import more_itertools
+
+
+def understanding_partition_size():
+    for x in range(1, 30):
+        deck = list(range(x))
+        print(x, 2**x, len(list(more_itertools.partitions(deck))))
+
+
+# it is clear to see that partitions(n) grows with the power of 2.
+# so, the number of partitions of a 52 card deck is 2 ** 51: 2251799813685248
+# 2,251,799,813,685,248