Raise error when module spec cannot be created

Author: caleb531

ica/cli.py

@@ -92,11 +92,12 @@ def run_analyzer(analyzer: str) -> None:
             )
     loader = importlib.machinery.SourceFileLoader("__main__", analyzer)
     spec = importlib.util.spec_from_loader(loader.name, loader)
-    if spec:
-        analyzer_module = importlib.util.module_from_spec(spec)
-        # Expose package information to dynamically-imported module
-        analyzer_module.__package__ = __package__
-        loader.exec_module(analyzer_module)
+    if not spec:
+        raise ImportError(f"Could not create a module spec for {analyzer}")
+    analyzer_module = importlib.util.module_from_spec(spec)
+    # Expose package information to dynamically-imported module
+    analyzer_module.__package__ = __package__
+    loader.exec_module(analyzer_module)
 
 
 def main() -> None: