60576 asdf ;; packages.lisp (defpackage #:quicksort (:use #:common-lisp #:iterate) (:export #:qsort)) (defpackage #:graphics (:use #:common-lisp #:iterate)) (defpackage #:netflix-data-loader (:use #:common-lisp #:split-sequence #:netflix-packed-data) (:export #:create-map-file #:map-file #:unmap-file)) (defpackage #:netflix-packed-data (:use #:common-lisp #:split-sequence) (:export #:*byte-specs* #:pack-date #:parse-and-pack-date #:user-id #:movie-id #:date #:stars #:year #:month #:day #:unpack-date #:unpack-rating)) (defpackage #:netflix (:use #:common-lisp #:netflix-data-loader #:netflix-packed-data #:quicksort #:iterate)) (defpackage #:genres (:use #:common-lisp #:split-sequence #:iterate)) 3419481441 None Common Lisp TRUE 2 asdf (in-package :netflix-packed-data) (defvar *byte-specs* '(:user-id (22 00) :movie-id (15 22) :stars (03 37) :date (12 40))) (defmacro user-id (rating ) `(ldb (byte ,@(getf *byte-specs* :user-id)) ,rating)) (defmacro movie-id (rating) `(ldb (byte ,@(getf *byte-specs* :movie-id)) ,rating)) (defmacro stars (rating) `(ldb (byte ,@(getf *byte-specs* :stars)) ,rating)) (defmacro date (rating) `(ldb (byte ,@(getf *byte-specs* :date)) ,rating)) (defmacro year (date) `(ldb (byte 3 9) ,date)) (defmacro month (date) `(ldb (byte 4 5) ,date)) (defmacro day (date) `(ldb (byte 5 0) ,date)) (defun unpack-date (date) (list (day date) (month date) (+ 1999 (year date)))) (defun unpack-rating (rating) (list :user-id (user-id rating) :movie-id (movie-id rating) :stars (stars rating) :date (unpack-date (date rating)))) (defun pack-date (year month day) (declare (fixnum year month day) (optimize (speed 3) (debug 0) (safety 0))) (let ((date 0)) (declare (fixnum date)) (setf (ldb (byte 5 0) date) day) (setf (ldb (byte 4 5) date) month) (setf (ldb (byte 3 9) date) (- year 1999)) date)) (defun parse-and-pack-date (string &key start) (declare (optimize (speed 1))) (destructuring-bind (year month day) (mapcar #'parse-integer (split-sequence:split-sequence #\- string :start start)) (pack-date year month day))) 3419482226 None TRUE 1 asdf (asdf:defsystem #:netflix :depends-on (#:cl-ppcre #:iterate #:split-sequence #:cl-plplot) :components ((:file "packages") (:file "netflix-packed-data" :depends-on ("packages")) (:file "netflix-data-loader" :depends-on ("packages" "netflix-packed-data")) (:file "quicksort" :depends-on ("packages")) (:file "netflix" :depends-on ("packages" "netflix-packed-data" "netflix-data-loader" "quicksort")) (:file "genres" :depends-on ("packages")) (:file "graphics" :depends-on ("packages")))) 3419481478 None TRUE