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e0df8241 JR |
1 | """ |
2 | This module provides means to detect the App Engine environment. | |
3 | """ | |
4 | ||
5 | import os | |
6 | ||
7 | ||
8 | def is_appengine(): | |
9 | return is_local_appengine() or is_prod_appengine() | |
10 | ||
11 | ||
12 | def is_appengine_sandbox(): | |
13 | """Reports if the app is running in the first generation sandbox. | |
14 | ||
15 | The second generation runtimes are technically still in a sandbox, but it | |
16 | is much less restrictive, so generally you shouldn't need to check for it. | |
17 | see https://cloud.google.com/appengine/docs/standard/runtimes | |
18 | """ | |
19 | return is_appengine() and os.environ["APPENGINE_RUNTIME"] == "python27" | |
20 | ||
21 | ||
22 | def is_local_appengine(): | |
23 | return "APPENGINE_RUNTIME" in os.environ and os.environ.get( | |
24 | "SERVER_SOFTWARE", "" | |
25 | ).startswith("Development/") | |
26 | ||
27 | ||
28 | def is_prod_appengine(): | |
29 | return "APPENGINE_RUNTIME" in os.environ and os.environ.get( | |
30 | "SERVER_SOFTWARE", "" | |
31 | ).startswith("Google App Engine/") | |
32 | ||
33 | ||
34 | def is_prod_appengine_mvms(): | |
35 | """Deprecated.""" | |
36 | return False |