run black

slither/detectors/naming_convention/naming_convention.py

@@ -89,14 +89,10 @@ Solidity defines a [naming convention](https://solidity.readthedocs.io/en/v0.4.2
                 if func.is_constructor:
                     continue
                 if not self.is_mixed_case(func.name):
-                    if (
+                    if func.visibility in [
-                        func.visibility
-                        in [
                         "internal",
                         "private",
-                        ]
+                    ] and self.is_mixed_case_with_underscore(func.name):
-                        and self.is_mixed_case_with_underscore(func.name)
-                    ):
                         continue
                     if func.name.startswith(("echidna_", "crytic_")):
                         continue