gnu: Add rust-numpy-0.21.

* gnu/packages/crates-io.scm (rust-numpy-0.21): New variable.

Change-Id: Idae5915f3cefa47c16c4bf9a5679f55621e35da7

gnu/packages/crates-io.scm

@@ -49064,6 +49064,41 @@ giga, kibi.")
 C-API.")
     (license license:bsd-2)))
 
+(define-public rust-numpy-0.21
+  (package
+    (name "rust-numpy")
+    (version "0.21.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "numpy" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1x1p5x7lwfc5nsccwj98sln5vx3g3n8sbgm5fmfmy5rpr8rhf5zc"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-half" ,rust-half-2)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-nalgebra" ,rust-nalgebra-0.32)
+        ("rust-ndarray" ,rust-ndarray-0.13)
+        ("rust-num-complex" ,rust-num-complex-0.2)
+        ("rust-num-integer" ,rust-num-integer-0.1)
+        ("rust-num-traits" ,rust-num-traits-0.2)
+        ("rust-pyo3" ,rust-pyo3-0.21)
+        ("rust-rustc-hash" ,rust-rustc-hash-1))
+       #:cargo-development-inputs
+       (("rust-nalgebra" ,rust-nalgebra-0.32)
+        ("rust-pyo3" ,rust-pyo3-0.21))))
+    (native-inputs (list python-minimal
+                         (@ (gnu packages python-xyz) python-numpy)))
+    (home-page "https://github.com/PyO3/rust-numpy")
+    (synopsis "Rust bindings for the NumPy C-API")
+    (description
+     "This package provides @code{PyO3-based} Rust bindings of the
+@code{NumPy} C-API.")
+    (license license:bsd-2)))
+
 (define-public rust-numtoa-0.2
   (package
     (name "rust-numtoa")