From 14c9274513b6949fb32d7373c43530c6b15c8e85 Mon Sep 17 00:00:00 2001
From: Martin Czygan <martin.czygan@gmail.com>
Date: Sat, 15 May 2021 00:42:28 +0200
Subject: add -q flag

---
 python/notes/version_3.md      | 8 ++++++++
 skate/cmd/skate-reduce/main.go | 7 +++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/python/notes/version_3.md b/python/notes/version_3.md
index c2cdc60..f828ee8 100644
--- a/python/notes/version_3.md
+++ b/python/notes/version_3.md
@@ -308,3 +308,11 @@ So maybe 500k isbn in total?
 
 * about 25M urls
 * about 11075871 seem to have a "doi"
+
+----
+
+A subtle bug: a doi in refs ends with tab:
+
+```
+10.1002/andp.19975090102\t
+```
diff --git a/skate/cmd/skate-reduce/main.go b/skate/cmd/skate-reduce/main.go
index 959dd87..6c69121 100644
--- a/skate/cmd/skate-reduce/main.go
+++ b/skate/cmd/skate-reduce/main.go
@@ -40,6 +40,7 @@ package main
 import (
 	"bufio"
 	"flag"
+	"io/ioutil"
 	"log"
 	"os"
 	"runtime"
@@ -53,6 +54,7 @@ var (
 	numWorkers = flag.Int("w", runtime.NumCPU(), "number of workers")
 	batchSize  = flag.Int("b", 10000, "batch size")
 	mode       = flag.String("m", "ref", "mode, e.g. exact, verify, ref, bref, wiki")
+	quite      = flag.Bool("q", false, "be quite")
 
 	// Possible inputs -- we could switch to a subcommand cli parser?
 	refs     = flag.String("F", "", "path to refs input")
@@ -72,10 +74,11 @@ var (
 
 func main() {
 	flag.Parse()
-
+	if *quite {
+		log.SetOutput(ioutil.Discard)
+	}
 	bw := bufio.NewWriter(os.Stdout)
 	defer bw.Flush()
-
 	switch *mode {
 	case "exact":
 		l, f, err := xio.OpenTwo(*releases, *refs)
-- 
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