Merge pull request #719 from dhermes/fix-demo-runner

Fixing demo runner: used to print empty newline at beginning of demo.

Author: dhermes

gcloud/datastore/demo/demo.py

@@ -1,3 +1,7 @@
+# Welcome to the gCloud Datastore Demo! (hit enter)
+# We're going to walk through some of the basics...
+# Don't worry though. You don't need to do anything, just keep hitting enter...
+
 # Copyright 2014 Google Inc. All rights reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -11,9 +15,6 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-# Welcome to the gCloud Datastore Demo! (hit enter)
-# We're going to walk through some of the basics...
-# Don't worry though. You don't need to do anything, just keep hitting enter...
 
 # Let's start by importing the demo module and initializing our connection.
 from gcloud import datastore

gcloud/demo.py

@@ -41,9 +41,11 @@ def from_module(cls, module):
     def run(self):
         line_groups = itertools.groupby(self.lines, self.get_line_type)
 
+        newline = False  # Don't use newline on the first statement.
         for group_type, lines in line_groups:
             if group_type == self.COMMENT:
-                self.write(lines)
+                self.write(lines, newline=newline)
+                newline = True
 
             elif group_type == self.CODE:
                 self.code(lines)
@@ -70,8 +72,8 @@ def _print(self, text='', newline=True):
         if newline:
             sys.stdout.write('\n')
 
-    def write(self, lines):
-        self._print()
+    def write(self, lines, newline=True):
+        self._print(newline=newline)
         self._print('\n'.join(lines), False)
         self.wait()
 

gcloud/storage/demo/demo.py

@@ -1,8 +1,21 @@
 # Welcome to the gCloud Storage Demo! (hit enter)
-
-# We're going to walk through some of the basics...,
+# We're going to walk through some of the basics...
 # Don't worry though. You don't need to do anything, just keep hitting enter...
 
+# Copyright 2014 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 # Let's start by importing the demo module and getting a connection:
 import time