From 042a673ea23350ccdbc4cd10135bad0b33d32499 Mon Sep 17 00:00:00 2001
From: Aviv Palivoda <palaviv@gmail.com>
Date: Sun, 26 May 2019 21:16:40 +0300
Subject: [PATCH] Use contains_key

---
 vm/src/stdlib/imp.rs | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/vm/src/stdlib/imp.rs b/vm/src/stdlib/imp.rs
index 4c6c2e008..f5d889852 100644
--- a/vm/src/stdlib/imp.rs
+++ b/vm/src/stdlib/imp.rs
@@ -22,11 +22,7 @@ fn imp_lock_held(_vm: &VirtualMachine) -> PyResult<()> {
 }
 
 fn imp_is_builtin(name: PyStringRef, vm: &VirtualMachine) -> bool {
-    if let Some(_) = vm.stdlib_inits.borrow().get(name.as_str()) {
-        true
-    } else {
-        false
-    }
+    vm.stdlib_inits.borrow().contains_key(name.as_str())
 }
 
 pub fn make_module(vm: &VirtualMachine) -> PyObjectRef {