Fix syntax - make more pythonic

examples/execve.py

@@ -1,9 +1,11 @@
-from pythonbpf.decorators import tracepoint
+from pythonbpf.decorators import tracepoint, syscalls
 from ctypes import c_void_p, c_int32
 
-@tracepoint("syscalls:sys_enter_execve")
+
+@tracepoint(syscalls.sys_enter_execve)
 def trace_execve(ctx: c_void_p) -> c_int32:
-    print("execve called\n")
+    print("execve called")
     return c_int32(0)
 
+
 LICENSE = "GPL"

examples/hello_world.py

@@ -0,0 +1,11 @@
+from pythonbpf.decorators import tracepoint, syscalls
+from ctypes import c_void_p, c_int32
+
+
+@tracepoint(syscalls.sys_clone)
+def trace_clone(ctx: c_void_p) -> c_int32:
+    print("Hello, World!")
+    return c_int32(0)
+
+
+LICENSE = "GPL"

pythonbpf/decorators.py

@@ -1,3 +1,12 @@
+from types import SimpleNamespace
+
+syscalls = SimpleNamespace(
+    sys_enter_execve="syscalls:sys_enter_execve",
+    sys_exit_execve="syscalls:sys_exit_execve",
+    sys_clone="syscalls:sys_clone",
+)
+
+
 def tracepoint(name: str):
     def wrapper(fn):
         fn._section = f"tracepoint/{name}"