8000 parse_datetime() should gracefully handle invalid dates by paulvic · Pull Request #529 · tableau/server-client-python · GitHub
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parse_datetime() should gracefully handle invalid dates #529

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Merged
merged 6 commits into from
Aug 14, 2020
Merged

parse_datetime() should gracefully handle invalid dates #529

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7837011
parse_datetime() should gracefully handle invalid dates
paulvic Nov 19, 2019
5f47e95
Handle date is `None` in format_datetime()
paulvic Nov 19, 2019
402ad05
Add test XML file with invalid date
paulvic Nov 19, 2019
1645f8d
Add test for invalid date
paulvic Nov 19, 2019
3ff68fd
Add missing constant
paulvic Nov 19, 2019
047ff1e
Remove whitespace
paulvic Nov 19, 2019
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8 changes: 7 additions & 1 deletion tableauserverclient/datetime_helpers.py
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Original file line number Diff line number Diff line change
Expand Up @@ -28,8 +28,14 @@ def parse_datetime(date):
if date is None:
return None

return datetime.datetime.strptime(date, TABLEAU_DATE_FORMAT).replace(tzinfo=utc)
try:
return datetime.datetime.strptime(date, TABLEAU_DATE_FORMAT).replace(tzinfo=utc)
except ValueError:
return None


def format_datetime(date):
if date is None:
return None

return date.astimezone(tz=utc).strftime(TABLEAU_DATE_FORMAT)
11 changes: 11 additions & 0 deletions test/assets/workbook_get_invalid_date.xml
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@@ -0,0 +1,11 @@
<?xml version='1.0' encoding='UTF-8'?>
<tsResponse xmlns="http://tableau.com/api" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://tableau.com/api http://tableau.com/api/ts-api-2.3.xsd">
<pagination pageNumber="1" pageSize="100" totalAvailable="2" />
<workbooks>
<workbook id="6d13b0ca-043d-4d42-8c9d-3f3313ea3a00" name="Superstore" contentUrl="Superstore" showTabs="false" size="1" createdAt="2016-06-31T20:34:04Z" updatedAt="2016-08-04T17:56:41Z">
<project id="ee8c6e70-43b6-11e6-af4f-f7b0d8e20760" name="default" />
<owner id="5de011f8-5aa9-4d5b-b991-f462c8dd6bb7" />
<tags />
</workbook>
</workbooks>
</tsResponse>
10 changes: 10 additions & 0 deletions test/test_workbook.py
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Expand Up @@ -20,6 +20,7 @@
ADD_TAGS_XML = os.path.join(TEST_ASSET_DIR, 'workbook_add_tags.xml')
GET_BY_ID_XML = os.path.join(TEST_ASSET_DIR, 'workbook_get_by_id.xml')
GET_EMPTY_XML = os.path.join(TEST_ASSET_DIR, 'workbook_get_empty.xml')
GET_INVALID_DATE_XML = os.path.join(TEST_ASSET_DIR, 'workbook_get_invalid_date.xml')
GET_XML = os.path.join(TEST_ASSET_DIR, 'workbook_get.xml')
POPULATE_CONNECTIONS_XML = os.path.join(TEST_ASSET_DIR, 'workbook_populate_connections.xml')
POPULATE_PDF = os.path.join(TEST_ASSET_DIR, 'populate_pdf.pdf')
Expand Down Expand Up @@ -79,6 +80,15 @@ def test_get(self):
self.assertEqual('5de011f8-5aa9-4d5b-b991-f462c8dd6bb7', all_workbooks[1].owner_id)
self.assertEqual(set(['Safari', 'Sample']), all_workbooks[1].tags)

def test_get_ignore_invalid_date(self):
with open(GET_INVALID_DATE_XML, 'rb') as f:
response_xml = f.read().decode('utf-8')
with requests_mock.mock() as m:
m.get(self.baseurl, text=response_xml)
all_workbooks, pagination_item = self.server.workbooks.get()
self.assertEqual(None, format_datetime(all_workbooks[0].created_at))
self.assertEqual('2016-08-04T17:56:41Z', format_datetime(all_workbooks[0].updated_at))

def test_get_before_signin(self):
self.server._auth_token = None
self.assertRaises(TSC.NotSignedInError, self.server.workbooks.get)
Expand Down
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