How to use to_yaml method in pandera

Best Python code snippet using pandera_python

models_courses.py

Source:models_courses.py

...59        formatted_errors = []60        for error in expected:61            formatted_errors.append('%s%s' % (ERROR_HEADER, error))62        self.assertEqual(formatted_errors, actual)63    def to_yaml(self, adict):64        """Convert a dict to YAML."""65        return yaml.safe_dump(adict)66    def test_empty_string(self):67        """Validation should fail on an empty string."""68        workflow = Workflow('')69        workflow.validate(self.errors)70        self.assert_matching_errors(['missing key: grader.'], self.errors)71    def test_invalid_string(self):72        """Validation should fail for invalid YAML strings."""73        workflow = Workflow('(')74        workflow.validate(self.errors)75        self.assertTrue(self.errors)76    def test_not_dict(self):77        """Validation should fail for non-dict YAML strings."""78        yaml_strs = ['- first\n- second', 'grader']79        for yaml_str in yaml_strs:80            self.errors = []81            workflow = Workflow(yaml_str)82            workflow.validate(self.errors)83            self.assert_matching_errors(84                ['expected the YAML representation of a dict'], self.errors)85    def test_missing_grader_key(self):86        """Validation should fail for missing grader key."""87        workflow = Workflow(self.to_yaml({'not_grader': 'human'}))88        workflow.validate(self.errors)89        self.assert_matching_errors(['missing key: grader.'], self.errors)90    def test_auto_grader(self):91        """Validation should pass for an auto-graded assessment."""92        workflow = Workflow(self.to_yaml({'grader': 'auto'}))93        workflow.validate(self.errors)94        self.assertFalse(self.errors)95    def test_empty_submission_date_in_grader(self):96        """Validation should pass for empty submission date."""97        workflow = Workflow(self.to_yaml(98            {'grader': 'auto', 'submission_due_date': ''}))99        workflow.validate(self.errors)100        self.assertFalse(self.errors)101    def test_invalid_human_grader(self):102        """Validation should fail for invalid human grading specifications."""103        workflow = Workflow(self.to_yaml({'grader': 'human'}))104        workflow.validate(self.errors)105        self.assert_matching_errors([106            '%s matcher, review_min_count, review_window_mins, '107            'submission_due_date, review_due_date.' %108            MISSING_KEYS_PREFIX], self.errors)109        self.errors = []110        workflow = Workflow(self.to_yaml(111            {'grader': 'human', 'matcher': 'peer'}112        ))113        workflow.validate(self.errors)114        self.assert_matching_errors([115            '%s review_min_count, review_window_mins, submission_due_date, '116            'review_due_date.' % MISSING_KEYS_PREFIX], self.errors)117    def test_invalid_review_min_count(self):118        """Validation should fail for bad review_min_count values."""119        workflow_dict = self.valid_human_review_workflow_dict120        workflow_dict['review_min_count'] = 'test_string'121        workflow = Workflow(self.to_yaml(workflow_dict))122        workflow.validate(self.errors)123        self.assert_matching_errors(124            ['review_min_count should be an integer.'], self.errors)125        self.errors = []126        workflow_dict['review_min_count'] = -1127        workflow = Workflow(self.to_yaml(workflow_dict))128        workflow.validate(self.errors)129        self.assert_matching_errors(130            ['review_min_count should be a non-negative integer.'], self.errors)131        self.errors = []132        workflow_dict['review_min_count'] = 0133        workflow = Workflow(self.to_yaml(workflow_dict))134        workflow.validate(self.errors)135        self.assertFalse(self.errors)136    def test_invalid_review_window_mins(self):137        """Validation should fail for bad review_window_mins values."""138        workflow_dict = self.valid_human_review_workflow_dict139        workflow_dict['review_window_mins'] = 'test_string'140        workflow = Workflow(self.to_yaml(workflow_dict))141        workflow.validate(self.errors)142        self.assert_matching_errors(143            ['review_window_mins should be an integer.'], self.errors)144        self.errors = []145        workflow_dict['review_window_mins'] = -1146        workflow = Workflow(self.to_yaml(workflow_dict))147        workflow.validate(self.errors)148        self.assert_matching_errors(149            ['review_window_mins should be a non-negative integer.'],150            self.errors)151        self.errors = []152        workflow_dict['review_window_mins'] = 0153        workflow = Workflow(self.to_yaml(workflow_dict))154        workflow.validate(self.errors)155        self.assertFalse(self.errors)156    def test_invalid_date(self):157        """Validation should fail for invalid dates."""158        workflow_dict = self.valid_human_review_workflow_dict159        workflow_dict['submission_due_date'] = 'test_string'160        workflow = Workflow(self.to_yaml(workflow_dict))161        workflow.validate(self.errors)162        self.assert_matching_errors([DATE_FORMAT_ERROR], self.errors)163        self.errors = []164        workflow_dict = self.valid_human_review_workflow_dict165        workflow_dict['review_due_date'] = 'test_string'166        workflow = Workflow(self.to_yaml(workflow_dict))167        workflow.validate(self.errors)168        self.assert_matching_errors([DATE_FORMAT_ERROR], self.errors)169    def test_submission_date_after_review_date_fails(self):170        """Validation should fail if review date precedes submission date."""171        workflow_dict = self.valid_human_review_workflow_dict172        workflow_dict['submission_due_date'] = '2013-03-14 12:00'173        workflow_dict['review_due_date'] = '2013-03-13 12:00'174        workflow = Workflow(self.to_yaml(workflow_dict))175        workflow.validate(self.errors)176        self.assert_matching_errors(177            ['submission due date should be earlier than review due date.'],178            self.errors)179    def test_multiple_errors(self):180        """Validation should fail with multiple errors when appropriate."""181        workflow_dict = self.valid_human_review_workflow_dict182        workflow_dict['submission_due_date'] = '2013-03-14 12:00'183        workflow_dict['review_due_date'] = '2013-03-13 12:00'184        workflow_dict['review_window_mins'] = 'hello'185        workflow = Workflow(self.to_yaml(workflow_dict))186        workflow.validate(self.errors)187        self.assert_matching_errors(188            ['review_window_mins should be an integer; submission due date '189             'should be earlier than review due date.'],190            self.errors)191    def test_valid_human_grader(self):192        """Validation should pass for valid human grading specifications."""193        workflow_dict = self.valid_human_review_workflow_dict194        workflow = Workflow(self.to_yaml(workflow_dict))195        workflow.validate(self.errors)...

basics.py

Source:basics.py

...34    try:35        return isinstance(obj, basestring)36    except NameError:37        return isinstance(obj, str)38def to_yaml(obj):39    """ Simplify yaml representation for pretty printing """40    # Is there a better way to do this by adding a representation with yaml.Dumper?41    # Ordered dict: http://pyyaml.org/ticket/29#comment:1142    if obj is None or isstring(obj):43        out = str(obj)44    elif type(obj) in [int, float, bool]:45        return obj46    elif hasattr(obj, 'to_yaml'):47        out = obj.to_yaml()48    elif isinstance(obj, etree._Element):49    	out = etree.tostring(obj, pretty_print = True)50    elif type(obj) == dict:51        out = {}52        for (var, value) in obj.items():53            out[str(var)] = to_yaml(value)54    elif hasattr(obj, 'tolist'):55        # For numpy objects56        out = to_yaml(obj.tolist())57    elif isinstance(obj, collections.Iterable):58        out = [to_yaml(item) for item in obj]59    else:60        out = str(obj)61    return out62class SelectiveReflection(object):63	def get_refl_vars(self):64		return list(vars(self).keys())65class YamlReflection(SelectiveReflection):66	def to_yaml(self):67		raw = dict((var, getattr(self, var)) for var in self.get_refl_vars())68		return to_yaml(raw)69		70	def __str__(self):...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.