Format binary expressions (#4862)

* Format Binary Expressions

* Extract NeedsParentheses trait

crates/ruff_python_formatter/src/expression/expr_name.rs

@@ -1,3 +1,6 @@
+use crate::expression::parentheses::{
+    default_expression_needs_parentheses, NeedsParentheses, Parentheses, Parenthesize,
+};
 use crate::prelude::*;
 use crate::FormatNodeRule;
 use ruff_formatter::{write, FormatContext};
@@ -22,6 +25,12 @@ impl FormatNodeRule<ExprName> for FormatExprName {
     }
 }
 
+impl NeedsParentheses for ExprName {
+    fn needs_parentheses(&self, parenthesize: Parenthesize, source: &str) -> Parentheses {
+        default_expression_needs_parentheses(self.into(), parenthesize, source)
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use ruff_text_size::{TextRange, TextSize};