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-rw-r--r--gnu/packages/machine-learning.scm40
1 files changed, 40 insertions, 0 deletions
diff --git a/gnu/packages/machine-learning.scm b/gnu/packages/machine-learning.scm
index b5e17462eb..34b82aa101 100644
--- a/gnu/packages/machine-learning.scm
+++ b/gnu/packages/machine-learning.scm
@@ -3562,3 +3562,43 @@ for different programming languages. It allows quick reconfiguration of
vocabulary for better accuracy, and supports speaker identification beside
simple speech recognition.")
(license license:asl2.0))))
+
+(define-public python-vosk
+ (package
+ (inherit vosk-api)
+ (name "python-vosk")
+ (build-system python-build-system)
+ (propagated-inputs
+ (list python-cffi python-requests python-tqdm python-srt python-websockets))
+ (inputs (list vosk-api))
+ (arguments
+ (list
+ #:tests? #f ;; TODO There are tests but not run through Makefile.
+ #:phases
+ #~(modify-phases %standard-phases
+ (add-after 'unpack 'config
+ (lambda _
+ (chdir "python")
+ (setenv "VOSK_SOURCE" #$vosk-api)))
+ (add-before 'build 'from-abi-to-api
+ (lambda _
+ (substitute* "vosk_builder.py"
+ (("ffibuilder\\.set_source\\(\"vosk.vosk_cffi\", None\\)")
+ (string-append
+ "ffibuilder.set_source(\"vosk.vosk_cffi\", "
+ "r\"\"\"\n#include<vosk_api.h>\n#include<Python.h>\"\"\",\n\t"
+ "library_dirs=["
+ "'" #$vosk-api "/lib'"
+ "],\n\t"
+ "libraries=['vosk', 'python3.9'],\n\t"
+ "include_dirs=["
+ "'" #$vosk-api "/src'" "])")))
+ (substitute* "vosk/__init__.py"
+ (("_c = open_dll\\(\\)")
+ "")
+ (("_ffi")
+ "ffi")
+ (("from \\.vosk_cffi import ffi as ffi")
+ "from .vosk_cffi import ffi, lib")
+ (("_c\\.")
+ "lib.")))))))))