Updated Regex Expressions

updated regex expressions to not allow capital letters or leading double underscores where necessary

pylintrc

@@ -106,26 +106,26 @@ required-attributes=
 bad-functions=map,filter,apply,input
 
 # Regular expression which should only match correct module names
-module-rgx=(([a-z_][a-z0-9_]*)|([A-Z][a-zA-Z0-9]+))$
+module-rgx=[a-z_][a-z0-9][a-z0-9_]{1,30}$
 
 # Regular expression which should only match correct module level names
 const-rgx=(([A-Z_][A-Z0-9_]*)|(__.*__))$
 
 # Regular expression which should only match correct class names
-class-rgx=[A-Z_][a-zA-Z0-9]+$
+class-rgx=[A-Z_][a-zA-Z0-9][a-zA-Z0-9]{0,30}$
 
 # Regular expression which should only match correct function names
-function-rgx=[a-z_][a-z0-9_]{2,30}$
+function-rgx=[a-z_][a-z0-9][a-z0-9_]{0,30}$
 
 # Regular expression which should only match correct method names
 # method-rgx=[a-z_][a-z0-9_]{2,30}$
-method-rgx=[A-Z_][a-zA-Z0-9]{2,30}$
+method-rgx=[a-z_][a-z0-9_]{2,30}$
 
 # Regular expression which should only match correct instance attribute names
-attr-rgx=[a-z_][a-z0-9_]{2,30}$
+attr-rgx=[a-z_][a-z0-9][a-z0-9_]{0,30}$
 
 # Regular expression which should only match correct argument names
-argument-rgx=[a-z_][a-z0-9_]{2,30}$
+argument-rgx=[a-z_][a-z0-9][a-z0-9_]{0,30}$
 
 # Regular expression which should only match correct variable names
 variable-rgx=[a-z_][a-z0-9_]{2,30}$