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import re |
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from fastest.constants import KEYS, PATTERNS |
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FUNCTION_CALL = 0 |
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OUTPUT = 1 |
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def stack_imports(import_statements): |
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""" |
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----- |
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examples: |
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@let |
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output = ['from datetime import datetime\\n', 'import numpy as np\\n'] |
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@end |
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1) stack_imports(['from datetime import datetime ', ' import numpy as np ']) -> output |
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----- |
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:param import_statements: |
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:return: |
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""" |
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return [ |
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import_statement.strip() + '\n' |
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for import_statement in import_statements |
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if len(import_statement) > 0 |
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] |
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def get_imports_from_docstring(example_passage): |
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""" |
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---- |
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examples: |
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@let |
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no_import_in_docstring = 'nothing to see here' |
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docstring_with_imports = 'import numpy as np' |
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@end |
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1) get_imports_from_docstring(no_import_in_docstring) -> [] |
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2) get_imports_from_docstring(docstring_with_imports) -> [] |
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---- |
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:param example_passage: |
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:return: |
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""" |
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needed_imports = re.findall(PATTERNS.NEED_IMPORT, example_passage, re.M) |
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needed_imports = needed_imports if len(needed_imports) > 0 else None |
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if needed_imports is None: |
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return [] |
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needed_imports = ''.join(needed_imports).replace(PATTERNS.IMPORT_DEC, '').split('\n') |
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return stack_imports(needed_imports) |
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def get_variables_from_docstring(example_passage): |
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""" |
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---- |
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examples: |
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1) get_variables_from_docstring("@let\\na = 1\\n@end") -> ['a = 1'] |
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---- |
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:param example_passage: |
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:return: |
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""" |
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needed_variables = re.findall(PATTERNS.NEEDED_VARIABLES, example_passage) |
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if len(needed_variables) == 0: |
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return '' |
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needed_variables = needed_variables[0] |
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needed_variables = needed_variables.replace('@let', '') |
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return needed_variables.split('\n') |
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def stack_examples(examples_strings): |
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""" |
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----- |
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examples: |
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@let |
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output = [{ |
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'from': 'stack_examples("1) some_fn() -> 1")', |
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'expect': 1 |
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}] |
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@end |
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1) stack_examples([]) -> [] |
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2) stack_examples("1) some_fn() -> 1") -> output |
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----- |
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:param examples_strings: |
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:return: |
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""" |
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example_stack = [] |
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for example in examples_strings: |
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test_function, expectation = re.sub(PATTERNS.NUMBER_BULLET, '', example, 1)\ |
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.rsplit(PATTERNS.TEST_SEP, 1) |
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example_stack.append({ |
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KEYS.FROM: test_function, |
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KEYS.EXPECT: expectation |
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}) |
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return example_stack |
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def get_test_case_examples(example_passage): |
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""" |
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---- |
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examples: |
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@let |
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example_passage = '1) some_fn() -> 1' |
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output = [{ |
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'from': 'stack_examples("1) some_fn() -> 1")', |
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'expect': 1 |
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}] |
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@end |
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1) get_test_case_examples(example_passage) -> output |
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---- |
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:param example_passage: |
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:return: |
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""" |
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examples_strings = re.findall(PATTERNS.TEST_CASE_EXAMPLE, example_passage, re.M) |
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examples_strings = examples_strings if len(examples_strings) > 0 else [] |
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return stack_examples(examples_strings) |
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def get_test_from_example_passage(statements): |
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""" |
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---- |
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examples: |
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@let |
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some_fn = lambda: 1 |
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output = { |
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'imports': ['import numpy as np'] |
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'variables': ['a = 1'], |
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'examples': [{ |
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'from': 'some_fn()', |
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'expect': 1 |
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}] |
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} |
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@end |
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1) get_test_from_example_passage('---\\n@needs\\nimport numpy as np\\n@end\\n\\n@let\\na = 1\\n1) some_fn() -> 1') -> output |
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---- |
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:param statements: |
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:return: |
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""" |
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if statements is None: |
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return None |
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example_passage = re.findall(PATTERNS.EXAMPLE_PASSAGE, statements, re.I) |
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example_passage = example_passage[0] if len(example_passage) > 0 else None |
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if example_passage is None: |
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return None |
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import_statements = get_imports_from_docstring(example_passage) |
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variables = get_variables_from_docstring(example_passage) |
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examples = get_test_case_examples(example_passage) |
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return None \ |
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if examples is None \ |
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else { |
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KEYS.IMPORTS: import_statements, |
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KEYS.VARIABLES: variables, |
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KEYS.EXAMPLES: examples |
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} |
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AmreshVenugopal /
fastest
