gnu: Add rust-polars-core-0.13.

* gnu/packages/crates-io.scm (rust-polars-core-0.13): New variable.

gnu/packages/crates-io.scm

@@ -32157,6 +32157,48 @@ (define-public rust-polars-arrow-0.13
      "This crate provides Arrow interfaces for Polars DataFrame library.")
     (license license:expat)))
 
+(define-public rust-polars-core-0.13
+  (package
+    (name "rust-polars-core")
+    (version "0.13.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "polars-core" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "0pb48s1vz2kxiw54xcgcrsbhaxsyg5gb6dbqzkq0gia80y2iwml8"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-ahash" ,rust-ahash-0.7)
+        ("rust-anyhow" ,rust-anyhow-1)
+        ("rust-arrow" ,rust-arrow-4)
+        ("rust-chrono" ,rust-chrono-0.4)
+        ("rust-comfy-table" ,rust-comfy-table-1)
+        ("rust-hashbrown" ,rust-hashbrown-0.11)
+        ("rust-itertools" ,rust-itertools-0.10)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-ndarray" ,rust-ndarray-0.13)
+        ("rust-num" ,rust-num-0.4)
+        ("rust-num-cpus" ,rust-num-cpus-1)
+        ("rust-parquet" ,rust-parquet-4)
+        ("rust-polars-arrow" ,rust-polars-arrow-0.13)
+        ("rust-prettytable-rs" ,rust-prettytable-rs-0.8)
+        ("rust-rand" ,rust-rand-0.7)
+        ("rust-rand-distr" ,rust-rand-distr-0.3)
+        ("rust-rayon" ,rust-rayon-1)
+        ("rust-regex" ,rust-regex-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-thiserror" ,rust-thiserror-1)
+        ("rust-unsafe-unwrap" ,rust-unsafe-unwrap-0.1))))
+    (home-page "https://github.com/ritchie46/polars")
+    (synopsis "Core of the Polars DataFrame library")
+    (description
+     "This crate provides the core of the Polars DataFrame library.")
+    (license license:expat)))
+
 (define-public rust-polling-2
   (package
     (name "rust-polling")