🐛Source Exchange Rates: Fix handling error during check connection

[lazebnyi]

What

#17690 - Source Exchange Rates API: The connection tests failed. AttributeError("'NoneType' object has no attribute 'get'")

How

If error response have not error key need parse full error response.

Pre-merge Checklist

Updating a connector

Community member or Airbyter

• Grant edit access to maintainers (instructions)
• Secrets in the connector's spec are annotated with airbyte_secret
• Unit & integration tests added and passing. Community members, please provide proof of success locally e.g: screenshot or copy-paste unit, integration, and acceptance test output. To run acceptance tests for a Python connector, follow instructions in the README. For java connectors run ./gradlew :airbyte-integrations:connectors:<name>:integrationTest.
• Code reviews completed
• Documentation updated
  • Connector's README.md
  • Connector's bootstrap.md. See description and examples
  • Changelog updated in docs/integrations/<source or destination>/<name>.md including changelog. See changelog example
• PR name follows PR naming conventions

Airbyter

If this is a community PR, the Airbyte engineer reviewing this PR is responsible for the below items.

• Create a non-forked branch based on this PR and test the below items on it
• Build is successful
• If new credentials are required for use in CI, add them to GSM. Instructions.
• /test connector=connectors/<name> command is passing
• New Connector version released on Dockerhub and connector version bumped by running the /publish command described here

[lazebnyi]

/test connector=connectors/source-exchange-rates

🕑 connectors/source-exchange-rates https://github.com/airbytehq/airbyte/actions/runs/3363766890
✅ connectors/source-exchange-rates https://github.com/airbytehq/airbyte/actions/runs/3363766890
Python tests coverage:

Name                                Stmts   Miss  Cover
-------------------------------------------------------
source_exchange_rates/__init__.py       2      0   100%
source_exchange_rates/source.py        74     27    64%
-------------------------------------------------------
TOTAL                                  76     27    64%
	 Name                                                 Stmts   Miss  Cover   Missing
	 ----------------------------------------------------------------------------------
	 source_acceptance_test/base.py                          12      4    67%   16-19
	 source_acceptance_test/config.py                       133      3    98%   87, 93, 230
	 source_acceptance_test/conftest.py                     196     97    51%   35, 41-43, 48, 54, 60, 66, 72-74, 80-95, 100, 105-107, 113-115, 121-122, 127-128, 133, 139, 148-157, 163-168, 232, 238, 244-250, 258-263, 271-284, 289-295, 302-313, 320-336
	 source_acceptance_test/plugin.py                        69     25    64%   22-23, 31, 36, 120-140, 144-148
	 source_acceptance_test/tests/test_core.py              329    106    68%   39, 50-58, 63-70, 74-75, 79-80, 164, 202-219, 228-236, 240-245, 251, 284-289, 327-334, 377-379, 382, 447-455, 484-485, 491, 494, 530-540, 553-578
	 source_acceptance_test/tests/test_incremental.py       145     20    86%   21-23, 29-31, 36-43, 48-61, 224
	 source_acceptance_test/utils/asserts.py                 37      2    95%   57-58
	 source_acceptance_test/utils/common.py                  77     10    87%   15-16, 24-30, 64, 67
	 source_acceptance_test/utils/compare.py                 62     23    63%   21-51, 68, 97-99
	 source_acceptance_test/utils/config_migration.py        23     23     0%   5-37
	 source_acceptance_test/utils/connector_runner.py       112     50    55%   23-26, 32, 36, 39-68, 71-73, 76-78, 81-83, 86-88, 91-93, 96-114, 148-150
	 source_acceptance_test/utils/json_schema_helper.py     105     13    88%   30-31, 38, 41, 65-68, 96, 120, 190-192
	 ----------------------------------------------------------------------------------
	 TOTAL                                                 1479    376    75%

Build Passed

Test summary info:

=========================== short test summary info ============================
SKIPPED [1] ../usr/local/lib/python3.9/site-packages/source_acceptance_test/plugin.py:63: Skipping TestFullRefresh.test_sequential_reads: not found in the config.
SKIPPED [1] ../usr/local/lib/python3.9/site-packages/source_acceptance_test/plugin.py:63: Skipping TestIncremental.test_two_sequential_reads: not found in the config.
================= 25 passed, 2 skipped, 27 warnings in 27.97s ==================

[lazebnyi]

/publish connector=connectors/source-exchange-rates

🕑 Publishing the following connectors:
connectors/source-exchange-rates
https://github.com/airbytehq/airbyte/actions/runs/3370441651

Connector	Did it publish?	Were definitions generated?
connectors/source-exchange-rates	✅	✅

if you have connectors that successfully published but failed definition generation, follow step 4 here ▶️

[klsoper]

Hey @lazebnyi @davydov-d @arsenlosenko can we get this merged to cloud?

[lazebnyi]

Hi @klsoper after this will be deployed to cloud.