diff --git a/baudrate.py b/baudrate.py
index e8f7667..aa75b67 100755
--- a/baudrate.py
+++ b/baudrate.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import sys
 import time
@@ -91,7 +91,8 @@ def _gen_char_list(self):
 
     def _print(self, data):
         if self.verbose:
-            sys.stderr.write(data)
+            sys.stderr.buffer.write(data)
+            sys.stderr.buffer.flush()
 
     def Open(self):
         self.serial = serial.Serial(self.port, timeout=self.timeout)
@@ -169,12 +170,10 @@ def Detect(self):
             if self.ctlc:
                 break
 
-        self._print("\n")
         return self.BAUDRATES[self.index]
 
     def HandleKeypress(self, *args):
         userinput = RawInput()
-
         while not self.ctlc:
             c = userinput()
             if c in self.UPKEYS:
@@ -203,8 +202,8 @@ def MinicomConfig(self, name=None):
         if name is not None and name:
             try:
                 open("/etc/minicom/minirc.%s" % name, "w").write(config)
-            except Exception, e:
-                print "Error saving minicom config file:", str(e)
+            except Exception as e:
+                print("Error saving minicom config file:", str(e))
                 success = False
 
         return (success, config)
@@ -223,21 +222,21 @@ def Close(self):
     def usage():
         baud = Baudrate()
 
-        print ""
-        print "Baudrate v%s" % baud.VERSION
-        print "Craig Heffner, http://www.devttys0.com"
-        print ""
-        print "Usage: %s [OPTIONS]" % sys.argv[0]
-        print ""
-        print "\t-p <serial port>       Specify the serial port to use [/dev/ttyUSB0]"
-        print "\t-t <seconds>           Set the timeout period used when switching baudrates in auto detect mode [%d]" % baud.READ_TIMEOUT
-        print "\t-c <num>               Set the minimum ASCII character threshold used during auto detect mode [%d]" % baud.MIN_CHAR_COUNT
-        print "\t-n <name>              Save the resulting serial configuration as <name> and automatically invoke minicom (implies -a)"
-        print "\t-a                     Enable auto detect mode"
-        print "\t-b                     Display supported baud rates and exit"
-        print "\t-q                     Do not display data read from the serial port"
-        print "\t-h                     Display help"
-        print ""
+        print("")
+        print("Baudrate v%s" % baud.VERSION)
+        print("Craig Heffner, http://www.devttys0.com")
+        print("")
+        print("Usage: %s [OPTIONS]" % sys.argv[0])
+        print("")
+        print("\t-p <serial port>       Specify the serial port to use [/dev/ttyUSB0]")
+        print("\t-t <seconds>           Set the timeout period used when switching baudrates in auto detect mode [%d]" % baud.READ_TIMEOUT)
+        print("\t-c <num>               Set the minimum ASCII character threshold used during auto detect mode [%d]" % baud.MIN_CHAR_COUNT)
+        print("\t-n <name>              Save the resulting serial configuration as <name> and automatically invoke minicom (implies -a)")
+        print("\t-a                     Enable auto detect mode")
+        print("\t-b                     Display supported baud rates and exit")
+        print("\t-q                     Do not display data read from the serial port")
+        print("\t-h                     Display help")
+        print("")
         sys.exit(1)
 
     def main():
@@ -252,8 +251,8 @@ def main():
 
         try:
             (opts, args) = GetOpt(sys.argv[1:], 'p:t:c:n:abqh')
-        except GetoptError, e:
-            print e
+        except GetoptError as e:
+            print(e)
             usage()
 
         for opt, arg in opts:
@@ -279,43 +278,44 @@ def main():
         baud = Baudrate(port, threshold=threshold, timeout=timeout, name=name, verbose=verbose, auto=auto)
 
         if display:
-            print ""
+            print("")
             for rate in baud.BAUDRATES:
-                print "\t%s" % rate
-            print ""
+                print("\t{}".format(rate))
+            print("")
         else:
-            print ""
-            print "Starting baudrate detection on %s, turn on your serial device now." % port
-            print "Press Ctl+C to quit."
-            print ""
+            print("")
+            print("Starting baudrate detection on %s, turn on your serial device now." % port)
+            print("Press Up/Down to switch baudrates.")
+            print("Press Ctl+C to quit.")
+            print("")
 
             baud.Open()
 
             try:
                 rate = baud.Detect()
-                print "\nDetected baudrate: %s" % rate
+                print("\nDetected baudrate: {}".format(rate))
 
                 if name is None:
-                    print "\nSave minicom configuration as: ",
+                    print("\nSave minicom configuration as: ", end=" ")
                     name = sys.stdin.readline().strip()
-                    print ""
+                    print("")
 
                 (ok, config) = baud.MinicomConfig(name)
                 if name and name is not None:
                     if ok:
                         if not run:
-                            print "Configuration saved. Run minicom now [n/Y]? ",
+                            print("Configuration saved. Run minicom now [n/Y]? ", end=" ")
                             yn = sys.stdin.readline().strip()
-                            print ""
+                            print("")
                             if yn == "" or yn.lower().startswith('y'):
                                 run = True
 
                         if run:
                             subprocess.call(["minicom", name])
                     else:
-                        print config
+                        print(config)
                 else:
-                    print config
+                    print(config)
             except KeyboardInterrupt:
                 pass