diff --git a/pythonbpf/bpf_helper_handler.py b/pythonbpf/bpf_helper_handler.py
index ceff09a..ed229cc 100644
--- a/pythonbpf/bpf_helper_handler.py
+++ b/pythonbpf/bpf_helper_handler.py
@@ -219,6 +219,7 @@ def bpf_printk_emitter(call, map_ptr, module, builder, func, local_sym_tab=None,
 
             builder.call(fn_ptr, [fmt_ptr, ir.Constant(
                 ir.IntType(32), len(fmt_str))], tail=True)
+    return None
 
 
 def bpf_map_update_elem_emitter(call, map_ptr, module, builder, func, local_sym_tab=None, struct_sym_tab=None, local_var_metadata=None):
@@ -496,3 +497,4 @@ def handle_helper_call(call, module, builder, func, local_sym_tab=None, map_sym_
         else:
             raise NotImplementedError(
                 "Attribute not supported for map method calls.")
+    return None
diff --git a/pythonbpf/trace.py b/pythonbpf/trace.py
deleted file mode 100644
index 14cc2a6..0000000
--- a/pythonbpf/trace.py
+++ /dev/null
@@ -1,54 +0,0 @@
-class TraceEvent:
-    def __init__(self, timestamp, comm, pid, cpu, flags, message):
-        """Represents a parsed trace pipe event"""
-        self.timestamp = timestamp  # float: timestamp in seconds
-        self.comm = comm            # str: command name
-        self.pid = pid              # int: process ID
-        self.cpu = cpu              # int: CPU number
-        self.flags = flags          # str: trace flags
-        self.message = message      # str: the actual message
-
-    def __iter__(self):
-        """Allow unpacking like the original BCC tuple"""
-        yield self.comm
-        yield self.pid
-        yield self.cpu
-        yield self.flags
-        yield self.timestamp
-        yield self.message
-
-
-class TraceReader:
-    def __init__(self, trace_pipe_path="/sys/kernel/debug/tracing/trace_pipe"):
-        self.trace_pipe_path = trace_pipe_path
-        self.file = None
-
-    def __enter__(self):
-        self.file = open(self.trace_pipe_path, "r")
-        return self
-
-    def __exit__(self, exc_type, exc_val, exc_tb):
-        if self.file:
-            self.file.close()
-
-    def __iter__(self):
-        while True:
-            event = self.trace_fields()
-            if event:
-                yield event
-
-    def trace_fields(self):
-        """Read and parse one line from the trace pipe"""
-        if not self.file:
-            self.file = open(self.trace_pipe_path, "r")
-        line = self.file.readline()
-        if not line:
-            return None
-        # Parse the line into components (simplified)
-        # Real implementation would need more robust parsing
-        parts = self._parse_trace_line(line)
-        return TraceEvent(*parts)
-
-    def _parse_trace_line(self, line):
-        # TODO: Implement
-        pass