Python noprofile (#138)

* Fixed noprofile / FakeProfiler

- omnitrace.libpyomnitrace.profiler.profiler_pause()
- omnitrace.libpyomnitrace.profiler.profiler_resume()

* Python tests for noprofile

* Remove static imported module

examples/python/CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.16 FATAL_ERROR)
 
 project(omnitrace-python)
 
-set(PYTHON_FILES builtin.py external.py source.py)
+set(PYTHON_FILES builtin.py external.py source.py noprofile.py)
 
 if(OMNITRACE_INSTALL_EXAMPLES)
     find_package(Python3 COMPONENTS Interpreter)

examples/python/noprofile.py

@@ -0,0 +1,50 @@
+#!@PYTHON_EXECUTABLE@
+
+import os
+import sys
+import random
+
+_prefix = ""
+
+
+@noprofile
+def fib(n):
+    return n if n < 2 else (fib(n - 1) + fib(n - 2))
+
+
+@noprofile
+def inefficient(n):
+    print(f"[{_prefix}] ... running inefficient({n})")
+    a = 0
+    for i in range(n):
+        a += i
+        for j in range(n):
+            a += j
+    _len = a * n * n * n
+    _arr = [random.random() for _ in range(_len)]
+    _sum = sum(_arr)
+    print(f"[{_prefix}] ... sum of {_len} random elements: {_sum}")
+    return _sum
+
+
+@profile
+def run(n):
+    _ret = 0
+    _ret += fib(n)
+    _ret += inefficient(n)
+    return _ret
+
+
+if __name__ == "__main__":
+    import argparse
+
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-n", "--num-iterations", help="Number", type=int, default=3)
+    parser.add_argument("-v", "--value", help="Starting value", type=int, default=20)
+    args = parser.parse_args()
+
+    _prefix = os.path.basename(__file__)
+    print(f"[{_prefix}] Executing {args.num_iterations} iterations...\n")
+    for i in range(args.num_iterations):
+        ans = run(args.value)
+        print(f"[{_prefix}] [{i}] result of run({args.value}) = {ans}\n")