tuc2014.urls: Add a better exception if crispy_forms was not found
Normally we don't require crispy_forms, but the language picker uses it. Make this clear through a better exception message.
| Status | Job ID | Name | Coverage | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Test | |||||||||
| passed |
#87039
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py27-django110 |
00:00:12
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| passed |
#87040
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py27-django111 |
00:00:13
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| passed |
#87038
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py27-django18 |
00:00:12
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| passed |
#87042
|
py36-django110 |
00:00:13
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| passed |
#87043
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py36-django111 |
00:00:10
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| passed |
#87041
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py36-django18 |
00:00:13
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| passed |
#87044
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py36-django20 |
00:00:10
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| passed |
#87045
|
py36-django21 |
00:00:10
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| passed |
#87046
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py36-django22 |
00:00:10
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