Differences

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--- competitive_programming:development_utilities [2018/09/12 14:38]
jguerin Added some structure, cProfile example.
+++ competitive_programming:development_utilities [2018/09/12 14:49] (current)
jguerin Added some additional headers for Valgrind.
@@ Line 18: / Line 18: @@
 </code>
+<file python profile.py>
+def foo(iters):
+    x = 0
+    for i in range(iters):
+        x += 1
+def bar(iters):
+    x = 0
+    for i in range(iters):
+        x += 1
+def baz(iters):
+    x = 0
+    for i in range(iters):
+        x += 1
+if __name__ == "__main__":
+    foo(10000)
+    bar(100000)
+    baz(1000000)
+</file>
+<code bash>
+$ python -m cProfile -s cumtime profile.py
+function calls in 0.059 seconds
+   Ordered by: cumulative time
+   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
+    0.000    0.000    0.059    0.059 profile.py:1(<module>)
+    0.035    0.035    0.054    0.054 profile.py:11(baz)
+    0.021    0.007    0.021    0.007 {range}
+    0.003    0.003    0.005    0.005 profile.py:6(bar)
+    0.000    0.000    0.000    0.000 profile.py:1(foo)
+    0.000    0.000    0.000    0.000 {method 'disable' of '_lsprof.Profiler' objects}
+</code>
+==== Debugging Tools ====
+=== Memory Leak Detection ===
+== Valgrind ==

UT Martin Competitive Programming Guidebook