Pin 'google-api_core >= 1.7.0'. (#6937)

tseaver · web-flow · commit 169bc22abacf · 2018-12-18T12:48:16.000-05:00
That release added the 'from_timestamp_pb' / 'to_timestamp_pb' methods to 'DatetimeWithNanos'.
diff --git a/firestore/setup.py b/firestore/setup.py
@@ -29,7 +29,7 @@
 # 'Development Status :: 5 - Production/Stable'
 release_status = 'Development Status :: 4 - Beta'
 dependencies = [
-    'google-api-core[grpc] >= 1.6.0, < 2.0.0dev',
+    'google-api-core[grpc] >= 1.7.0, < 2.0.0dev',
     'google-cloud-core >= 0.29.0, < 0.30dev',
     'pytz',
 ]

Original file line number	Diff line number	Diff line change
`@@ -29,7 +29,7 @@`
`29`	`29`	`# 'Development Status :: 5 - Production/Stable'`
`30`	`30`	`release_status = 'Development Status :: 4 - Beta'`
`31`	`31`	`dependencies = [`
`32`		`- 'google-api-core[grpc] >= 1.6.0, < 2.0.0dev',`
	`32`	`+ 'google-api-core[grpc] >= 1.7.0, < 2.0.0dev',`
`33`	`33`	`'google-cloud-core >= 0.29.0, < 0.30dev',`
`34`	`34`	`'pytz',`
`35`	`35`	`]`