diff --git a/src/lib.rs b/src/lib.rs
index 08314b3..531f6d7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -27,9 +27,6 @@ pub use rust_api::*;
 #[cfg(feature = "python-support")]
 mod python_api;
 
-#[cfg(feature = "python-support")]
-pub use python_api::*;
-
 #[cfg(any(feature = "quickcheck", test))]
 mod quickcheck;
 
diff --git a/src/rust_api.rs b/src/rust_api.rs
index 00fe78f..f52f217 100644
--- a/src/rust_api.rs
+++ b/src/rust_api.rs
@@ -311,9 +311,7 @@ impl<T: NucleotideLike> TryFrom<&[u8]> for DnaSequence<T> {
     type Error = TranslationError;
 
     fn try_from(value: &[u8]) -> Result<Self, Self::Error> {
-        let mut vec = vec![];
-        vec.reserve(value.len());
-
+        let mut vec = Vec::with_capacity(value.len());
         for &b in value {
             if b != b' ' && b != b'\t' {
                 vec.push(T::try_from(b)?);