feat: add performance analysis code

complexity-analysis/direct.py

@@ -0,0 +1,41 @@
+# importing the memory tracking module
+import tracemalloc
+from random import random
+from math import floor, sqrt
+#from statistics import mean, variance
+from time import perf_counter
+
+# starting the monitoring
+tracemalloc.start()
+
+start_time = perf_counter()
+
+# store memory consumption before
+current_before, peak_before = tracemalloc.get_traced_memory()
+
+N = 10**6
+Tot = 0
+Tot2 = 0
+for _ in range(N):
+    item = random()
+    Tot  += item
+    Tot2 += item ** 2
+mean = Tot / N
+variance = Tot2 / (N-1) - mean**2
+
+# store memory after
+current_after, peak_after = tracemalloc.get_traced_memory()
+
+end_time = perf_counter()
+
+print("mean     :", mean)
+print("variance :", variance)
+
+# displaying the memory usage
+print("Used memory before : {} B (current), {} B (peak)".format(current_before,peak_before))
+print("Used memory after : {} B (current), {} B (peak)".format(current_after,peak_after))
+print("Used memory : {} B".format(peak_after - current_before))
+print("Time : {} ms".format((end_time - start_time) * 1000))
+
+# stopping the library
+tracemalloc.stop()

complexity-analysis/using_libs.py

@@ -0,0 +1,36 @@
+# importing the memory tracking module
+import tracemalloc
+from random import random
+from math import floor, sqrt
+from statistics import mean, variance
+from time import perf_counter
+
+# starting the monitoring
+tracemalloc.start()
+
+start_time = perf_counter()
+
+# store memory consumption before
+current_before, peak_before = tracemalloc.get_traced_memory()
+
+N = 10**6
+values = [random() for _ in range(N)]
+mean = mean(values)
+variance = variance(values)
+
+# store memory after
+current_after, peak_after = tracemalloc.get_traced_memory()
+
+end_time = perf_counter()
+
+print("mean     :", mean)
+print("variance :", variance)
+
+# displaying the memory usage
+print("Used memory before : {} B (current), {} B (peak)".format(current_before,peak_before))
+print("Used memory after : {} B (current), {} B (peak)".format(current_after,peak_after))
+print("Used memory : {} B".format(peak_after - current_before))
+print("Time : {} ms".format((end_time - start_time) * 1000))
+
+# stopping the library
+tracemalloc.stop()