X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=code_python%2FCjung%2Flowercase_seq;fp=code_python%2FCjung%2Flowercase_seq;h=d3c53fe1cf0e9cc2a33ed99a60a18704ac7a8c9d;hb=79cdbbe3de221108518f7e9d71fd5fed973862a9;hp=deb4e5c51cdd77682ea52abd0f7f22e9bf96cae9;hpb=8d3556a013f1a40312217043e63c3770ecf3bd01;p=biopieces.git

diff --git a/code_python/Cjung/lowercase_seq b/code_python/Cjung/lowercase_seq
index deb4e5c..d3c53fe 100755
--- a/code_python/Cjung/lowercase_seq
+++ b/code_python/Cjung/lowercase_seq
@@ -129,8 +129,9 @@ except getopt.GetoptError, err:
 
 
 if len(opts)==0:
-	lc_seq.print_usage("")
-	sys.exit(1)
+	if sys.stdin.isatty():
+		lc_seq.print_usage("")
+		sys.exit(1)
 
 stream_in = ""
 stream_out = ""
@@ -148,9 +149,6 @@ for o, a in opts:
 		sys.exit(1)
 	elif o in ("-v", "--verbose"):
 		verbose = True
-	#else:
-	#	assert False
-	#	print_usage()
 
 try:
 	lc_seq.open_streams(stream_in, stream_out)
@@ -168,11 +166,4 @@ while True:
 
 lc_seq.close_streams()
 
-#source = "Dmel_tRNAs_key_record_tuples.txt"
-#lc_seq.open_stream(source)
-
-#lc_seq.get_record()
-#lc_seq.put_record()
-
-