Ignore error calls with exc_info in TRY400 (#4797)

crates/ruff_python_semantic/src/analyze/logging.rs

@@ -1,6 +1,7 @@
-use rustpython_parser::ast::{self, Expr};
+use rustpython_parser::ast::{self, Constant, Expr, Keyword};
 
 use ruff_python_ast::call_path::collect_call_path;
+use ruff_python_ast::helpers::find_keyword;
 
 use crate::model::SemanticModel;
 
@@ -37,3 +38,31 @@ pub fn is_logger_candidate(func: &Expr, model: &SemanticModel) -> bool {
     }
     false
 }
+
+/// If the keywords to a  logging call contain `exc_info=True` or `exc_info=sys.exc_info()`,
+/// return the `Keyword` for `exc_info`.
+pub fn exc_info<'a>(keywords: &'a [Keyword], model: &SemanticModel) -> Option<&'a Keyword> {
+    let exc_info = find_keyword(keywords, "exc_info")?;
+
+    // Ex) `logging.error("...", exc_info=True)`
+    if matches!(
+        exc_info.value,
+        Expr::Constant(ast::ExprConstant {
+            value: Constant::Bool(true),
+            ..
+        })
+    ) {
+        return Some(exc_info);
+    }
+
+    // Ex) `logging.error("...", exc_info=sys.exc_info())`
+    if let Expr::Call(ast::ExprCall { func, .. }) = &exc_info.value {
+        if model.resolve_call_path(func).map_or(false, |call_path| {
+            call_path.as_slice() == ["sys", "exc_info"]
+        }) {
+            return Some(exc_info);
+        }
+    }
+
+    None
+}