From a8ce453ddd91adc13e52cb2886d5e761cbc90bc8 Mon Sep 17 00:00:00 2001
From: DPE bot <dpebot@google.com>
Date: Tue, 29 Aug 2017 16:53:02 -0700
Subject: [PATCH] Auto-update dependencies.
 [(#1093)](https://github.com/GoogleCloudPlatform/python-docs-samples/issues/1093)

* Auto-update dependencies.

* Fix storage notification poll sample

Change-Id: I6afbc79d15e050531555e4c8e51066996717a0f3

* Fix spanner samples

Change-Id: I40069222c60d57e8f3d3878167591af9130895cb

* Drop coverage because it's not useful

Change-Id: Iae399a7083d7866c3c7b9162d0de244fbff8b522

* Try again to fix flaky logging test

Change-Id: I6225c074701970c17c426677ef1935bb6d7e36b4
---
 samples/samples/quickstart.py    |  7 +--
 samples/samples/requirements.txt |  2 +-
 samples/samples/snippets.py      | 92 +++++++++++++++++---------------
 3 files changed, 55 insertions(+), 46 deletions(-)

diff --git a/samples/samples/quickstart.py b/samples/samples/quickstart.py
index 43cbf4d7ab..75125839d2 100644
--- a/samples/samples/quickstart.py
+++ b/samples/samples/quickstart.py
@@ -36,10 +36,11 @@ def run_quickstart():
     database = instance.database(database_id)
 
     # Execute a simple SQL statement.
-    results = database.execute_sql('SELECT 1')
+    with database.snapshot() as snapshot:
+        results = snapshot.execute_sql('SELECT 1')
 
-    for row in results:
-        print(row)
+        for row in results:
+            print(row)
     # [END spanner_quickstart]
 
 
diff --git a/samples/samples/requirements.txt b/samples/samples/requirements.txt
index 5d62b084e9..ce3842239d 100644
--- a/samples/samples/requirements.txt
+++ b/samples/samples/requirements.txt
@@ -1 +1 @@
-google-cloud-spanner==0.26.0
+google-cloud-spanner==0.27.0
diff --git a/samples/samples/snippets.py b/samples/samples/snippets.py
index d4d43bd214..7e6dd79db3 100644
--- a/samples/samples/snippets.py
+++ b/samples/samples/snippets.py
@@ -94,11 +94,12 @@ def query_data(instance_id, database_id):
     instance = spanner_client.instance(instance_id)
     database = instance.database(database_id)
 
-    results = database.execute_sql(
-        'SELECT SingerId, AlbumId, AlbumTitle FROM Albums')
+    with database.snapshot() as snapshot:
+        results = snapshot.execute_sql(
+            'SELECT SingerId, AlbumId, AlbumTitle FROM Albums')
 
-    for row in results:
-        print(u'SingerId: {}, AlbumId: {}, AlbumTitle: {}'.format(*row))
+        for row in results:
+            print(u'SingerId: {}, AlbumId: {}, AlbumTitle: {}'.format(*row))
 
 
 def read_data(instance_id, database_id):
@@ -107,14 +108,15 @@ def read_data(instance_id, database_id):
     instance = spanner_client.instance(instance_id)
     database = instance.database(database_id)
 
-    keyset = spanner.KeySet(all_=True)
-    results = database.read(
-        table='Albums',
-        columns=('SingerId', 'AlbumId', 'AlbumTitle',),
-        keyset=keyset,)
+    with database.snapshot() as snapshot:
+        keyset = spanner.KeySet(all_=True)
+        results = snapshot.read(
+            table='Albums',
+            columns=('SingerId', 'AlbumId', 'AlbumTitle',),
+            keyset=keyset,)
 
-    for row in results:
-        print(u'SingerId: {}, AlbumId: {}, AlbumTitle: {}'.format(*row))
+        for row in results:
+            print(u'SingerId: {}, AlbumId: {}, AlbumTitle: {}'.format(*row))
 
 
 def query_data_with_new_column(instance_id, database_id):
@@ -130,11 +132,13 @@ def query_data_with_new_column(instance_id, database_id):
     instance = spanner_client.instance(instance_id)
     database = instance.database(database_id)
 
-    results = database.execute_sql(
-        'SELECT SingerId, AlbumId, MarketingBudget FROM Albums')
+    with database.snapshot() as snapshot:
+        results = snapshot.execute_sql(
+            'SELECT SingerId, AlbumId, MarketingBudget FROM Albums')
 
-    for row in results:
-        print(u'SingerId: {}, AlbumId: {}, MarketingBudget: {}'.format(*row))
+        for row in results:
+            print(
+                u'SingerId: {}, AlbumId: {}, MarketingBudget: {}'.format(*row))
 
 
 def add_index(instance_id, database_id):
@@ -183,16 +187,18 @@ def query_data_with_index(
         'start_title': type_pb2.Type(code=type_pb2.STRING),
         'end_title': type_pb2.Type(code=type_pb2.STRING)
     }
-    results = database.execute_sql(
-        "SELECT AlbumId, AlbumTitle, MarketingBudget "
-        "FROM Albums@{FORCE_INDEX=AlbumsByAlbumTitle} "
-        "WHERE AlbumTitle >= @start_title AND AlbumTitle < @end_title",
-        params=params, param_types=param_types)
 
-    for row in results:
-        print(
-            u'AlbumId: {}, AlbumTitle: {}, '
-            'MarketingBudget: {}'.format(*row))
+    with database.snapshot() as snapshot:
+        results = snapshot.execute_sql(
+            "SELECT AlbumId, AlbumTitle, MarketingBudget "
+            "FROM Albums@{FORCE_INDEX=AlbumsByAlbumTitle} "
+            "WHERE AlbumTitle >= @start_title AND AlbumTitle < @end_title",
+            params=params, param_types=param_types)
+
+        for row in results:
+            print(
+                u'AlbumId: {}, AlbumTitle: {}, '
+                'MarketingBudget: {}'.format(*row))
 
 
 def read_data_with_index(instance_id, database_id):
@@ -209,15 +215,16 @@ def read_data_with_index(instance_id, database_id):
     instance = spanner_client.instance(instance_id)
     database = instance.database(database_id)
 
-    keyset = spanner.KeySet(all_=True)
-    results = database.read(
-        table='Albums',
-        columns=('AlbumId', 'AlbumTitle'),
-        keyset=keyset,
-        index='AlbumsByAlbumTitle')
+    with database.snapshot() as snapshot:
+        keyset = spanner.KeySet(all_=True)
+        results = snapshot.read(
+            table='Albums',
+            columns=('AlbumId', 'AlbumTitle'),
+            keyset=keyset,
+            index='AlbumsByAlbumTitle')
 
-    for row in results:
-        print('AlbumId: {}, AlbumTitle: {}'.format(*row))
+        for row in results:
+            print('AlbumId: {}, AlbumTitle: {}'.format(*row))
 
 
 def add_storing_index(instance_id, database_id):
@@ -252,17 +259,18 @@ def read_data_with_storing_index(instance_id, database_id):
     instance = spanner_client.instance(instance_id)
     database = instance.database(database_id)
 
-    keyset = spanner.KeySet(all_=True)
-    results = database.read(
-        table='Albums',
-        columns=('AlbumId', 'AlbumTitle', 'MarketingBudget'),
-        keyset=keyset,
-        index='AlbumsByAlbumTitle2')
+    with database.snapshot() as snapshot:
+        keyset = spanner.KeySet(all_=True)
+        results = snapshot.read(
+            table='Albums',
+            columns=('AlbumId', 'AlbumTitle', 'MarketingBudget'),
+            keyset=keyset,
+            index='AlbumsByAlbumTitle2')
 
-    for row in results:
-        print(
-            u'AlbumId: {}, AlbumTitle: {}, '
-            'MarketingBudget: {}'.format(*row))
+        for row in results:
+            print(
+                u'AlbumId: {}, AlbumTitle: {}, '
+                'MarketingBudget: {}'.format(*row))
 
 
 def add_column(instance_id, database_id):