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-rw-r--r--gnu/packages/crates-io.scm18
1 files changed, 18 insertions, 0 deletions
diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 1063e49841..4afb401803 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -49414,6 +49414,24 @@ ecosystem.")
"This package provides code generation backends for PyO3.")
(license license:asl2.0)))
+(define-public rust-pyo3-macros-backend-0.18
+ (package
+ (inherit rust-pyo3-macros-backend-0.19)
+ (name "rust-pyo3-macros-backend")
+ (version "0.18.3")
+ (source (origin
+ (method url-fetch)
+ (uri (crate-uri "pyo3-macros-backend" version))
+ (file-name (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "062rxf7cj1dn82yiaws3dmxw5qq9ssccq92jgdc210y4lh4gznlp"))))
+ (arguments
+ `(#:cargo-inputs
+ (("rust-proc-macro2" ,rust-proc-macro2-1)
+ ("rust-quote" ,rust-quote-1)
+ ("rust-syn" ,rust-syn-1))))))
+
(define-public rust-pyo3-macros-backend-0.16
(package
(inherit rust-pyo3-macros-backend-0.19)