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update old cassette detection

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This commit is contained in:
Kevin McCarthy
2014-05-06 19:37:46 -10:00
parent b43c63f284
commit a302874c6d
3 changed files with 41 additions and 28 deletions
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8
tests/fixtures/migration/new_cassette.json vendored
View File

@@ -1,4 +1,7 @@
[ {
"version": 1,
"interactions":
[
{ {
"request": { "request": {
"body": null, "body": null,
@@ -28,4 +31,5 @@
} }
} }
} }
] ]
}

2
tests/fixtures/migration/new_cassette.yaml vendored
View File

@@ -1,3 +1,5 @@
version: 1
interactions:
- request: - request:
body: null body: null
headers: headers:

7
vcr/serialize.py
View File

@@ -19,6 +19,13 @@ Deserializing: string (yaml converts from utf-8) -> bytestring
def deserialize(cassette_string, serializer): def deserialize(cassette_string, serializer):
data = serializer.deserialize(cassette_string) data = serializer.deserialize(cassette_string)
if not isinstance(data, dict):
raise ValueError(
"Your cassette files were generated in an older version "
"of VCR. Delete your cassettes or run the migration script."
"See http://git.io/mHhLBg for more details."
)
requests = [Request._from_dict(r['request']) for r in data['interactions']] requests = [Request._from_dict(r['request']) for r in data['interactions']]
responses = [compat.convert_to_bytes(r['response']) for r in data['interactions']] responses = [compat.convert_to_bytes(r['response']) for r in data['interactions']]
return requests, responses return requests, responses