diff -ur v7/ftp_ut.py v8/ftp_ut.py
--- v7/ftp_ut.py	2020-02-15 11:46:49.000000000 +0900
+++ v8/ftp_ut.py	2020-02-15 17:18:27.000000000 +0900
@@ -19,13 +19,33 @@
 
 	def write(s):
 		if debug:
-			dbg.out(s)
+			dbg.out( '|>'+s )
 		s += '\n'
 		proc.write(s)
 		return s
 
 	def read():
-		return proc.read()
+		r = proc.read()
+		if r and '\r' in r:
+			r = r.replace( '\r', '' )
+		if r and debug:
+			r_ = r.replace('\n', '\\n\n')
+			dbg.out( to_str( r_.strip().split('\n'), pre='<|' ) )
+		return r
+
+	def read_to(k):
+		r = read()
+		if not r:
+			return r
+		while not r.endswith( k ):
+			r_ = read()
+			if not r_:
+				break
+			r += r_
+		return r			
+
+	def read_to_prompt():
+		return read_to( 'ftp> ' )
 
 	def login():
 		lst = [
@@ -36,22 +56,19 @@
 			'prompt off',
 		]
 		write( to_str(lst) )
-		return read()
+		return read_to_prompt()
 
 	def quit():
 		write('quit')
-		r = read()
-		if debug:
-			dbg.out( r, '' )
-		dbg.out
+		read()
 		proc.kill()
 		proc.wait()
 
-	do_cmd = lambda cmd, prm='': write( to_str( (cmd, prm), delim=' ' ) )
+	do_cmd = lambda cmd, prm='': write( cmd + ( ' ' + prm if prm else '' ) )
 
 	def ls(path=''):
 		do_cmd( 'ls', path )
-		r = read()
+		r = read_to_prompt()
 		return r if r else ''
 
 	def cd(path, lcd=True, back=False):
@@ -74,23 +91,30 @@
 		return r
 
 	def put(path):
-		return do_cd_cmd( 'put', path )
+		r = ''
+		(dir_, name) = os.path.split( path )
+		if not is_exist( dir_ ):
+			r += mkdir( dir_ )
+		r += do_cd_cmd( 'put', path )
+		return r
 
 	def del_(path):
 		return do_cd_cmd( 'del', path, lcd=False )
 
 	def mkdir(path):
 		r = ''
-		nms = path.split('/')
-		for i in range( len(nms) ):
-			path_ = to_str( nms[:i+1], delim='/' )
-			r += do_cmd( 'mkdir', path_ )
+		(dir_, name) = os.path.split( path )
+		if dir_:
+			r += mkdir( dir_ )
+		if not is_exist( path ):
+			r += do_cmd( 'mkdir', path )
+			read_to_prompt()
 		return r
 
 	def rmdir(path):
 		return do_cmd( 'rmdir', path )
 
-	def lstf(path=''):
+	def get_lst(path=''):
 		r = ls(path) if path else ls()
 		lst = r.strip().split('\n')
 		lst = map( lambda s: s.split(), lst )
@@ -102,12 +126,16 @@
 		rlst = []
 		for ws in lst:
 			nm = ws[-1]
-			if nm in ('.', '..'):
-				continue
 			if ws[0][0] == 'd':
 				nm += '/'
 			rlst.append( nm )
-		return to_str( rlst, last=True )
+		return rlst
+
+	def lstf(path=''):
+		return to_str( get_lst( path ), last=True )
+
+	def is_exist(path):
+		return get_lst(path)
 
 	def do_paths(f, paths):
 		r = ''
@@ -173,7 +201,7 @@
 	site = a.pop_str('-s')
 	v = get_site( site )
 
-	(host, usr, passwd, cd) = ('', '', '', '')
+	(host, uesr, passwd, cd) = ('', '', '', '')
 	if v:
 		if type(v) == str:
 			dbg.err('err in .yaml, ' + v)
@@ -201,8 +229,6 @@
 
 	r = ftp.login()
 	if not quiet:
-		if r and debug:
-			dbg.out( r, '' )
 		dbg.out('login')
 
 	if cd: