Fix env tests, remove unused import

1 files changed, 0 insertions, 1 deletions

diff --git a/src/env.rs b/src/env.rs
index fd0fe52..557231e 100644
--- a/src/env.rs
+++ b/src/env.rs
@@ -1,5 +1,4 @@
 use std::collections::HashMap;
-use std::convert::TryInto;
 use std::env;
 
 use crate::error::*;