Rust-Python-Packaging
diff --git a/‎Cargo.lock
+15-4 b/‎Cargo.lock
+15-4
diff --git a/‎Cargo.toml
+1-4 b/‎Cargo.toml
+1-4
diff --git a/‎src/main.rs
+1-5 b/‎src/main.rs
+1-5
@@ -16,9 +16,6 @@ clap = { version = "3.2", features = ["derive"] }
 reqwest = { version = "0.11", features = ["blocking", "json"] }
 strum = { version = "0.24.1", features = ["derive"] }
 serde = { version = "1", features = ["derive"] }
-regex = { version = "1" }
-lazy_static = { version = "1.4.0" }
-pomsky-macro = { version = "0.6.0" }
-derivative = { version = "2.2.0" }
+pyver = { version = "1" }
 
 [dev-dependencies]
@@ -1,10 +1,6 @@
 use clap::{AppSettings, Parser};
 
-#[macro_use]
-extern crate derivative;
-
-mod package_version;
-use package_version::PackageVersion;
+use pyver::PackageVersion;
 
 /// Python package manager written in Rust
 #[derive(Parser, Debug)]