https://realpython.com/python-variableshttps://www.w3schools.com/python/python_variables.asphttps://www.w3schools.com/python/python_datatypes.asphttps://realpython.com/python-data-types/https://thenewstack.io/python-for-beginners-data-types/https://www.youtube.com/watch?v=cQT33yu9pY8

https://www.guru99.com/if-loop-python-conditional-structures.htmlhttps://realpython.com/python-conditional-statements/https://learnpython.com/blog/python-match-case-statement/https://www.w3schools.com/python/python_conditions.asp

https://www.programiz.com/python-programming/type-conversion-and-castinghttps://realpython.com/python-exceptions/

https://docs.python.org/3/tutorial/errors.html

https://www.programiz.com/python-programming/exception-handling

https://www.w3schools.com/python/python_try_except.asp

https://www.w3schools.com/python/python_functions.asp

https://docs.python.org/3/library/functions.html

https://jerrynsh.com/tuples-vs-lists-vs-sets-in-python/

https://thenewstack.io/python-for-beginners-lists/

https://thenewstack.io/python-for-beginners-when-and-how-to-use-tuples/

https://www.youtube.com/watch?v=n0krwG38SHI

https://www.edureka.co/blog/arrays-in-python/

https://realpython.com/linked-lists-python/

https://www.youtube.com/watch?v=QJNwK2uJyGs

https://www.youtube.com/watch?v=odW9FU8jPRQ

https://stephanosterburg.gitbook.io/scrapbook/coding/coding-interview/data-structures/heaps-stacks-queues

https://realpython.com/how-to-implement-python-stack/

https://realpython.com/queue-in-python/

https://www.educative.io/answers/heap-implementation-in-python

https://www.youtube.com/watch?v=I5lq6sCuABE

https://www.youtube.com/watch?v=mDCi1lXd9hc

https://www.edureka.co/blog/hash-tables-and-hashmaps-in-python/

https://realpython.com/python-hash-table/

https://www.youtube.com/watch?v=jalSiaIi8j4

https://web.archive.org/web/20230601181553/

https://www.section.io/engineering-education/implementing-binary-search-tree-using-python/

https://www.pythonforbeginners.com/data-structures/binary-search-tree-in-python

https://www.youtube.com/watch?v=S2W3SXGPVyU

https://realpython.com/python-recursion/https://app.daily.dev/tags/recursion?ref=roadmapsh

https://realpython.com/python-recursion/https://app.daily.dev/tags/recursion?ref=roadmapsh

https://realpython.com/sorting-algorithms-python/

https://www.tutorialspoint.com/python_data_structure/python_sorting_algorithms.htm

https://app.daily.dev/tags/algorithms?ref=roadmapsh

https://www.w3schools.com/python/python_iterators.asp

https://www.programiz.com/python-programming/iterator

https://docs.python.org/3/library/re.html

https://developers.google.com/edu/python/regular-expressions

https://www.tutorialspoint.com/python/python_reg_expressions.htm

https://www.datacamp.com/tutorial/decorators-python

https://www.youtube.com/watch?v=FXUUSfJO_J4

https://www.youtube.com/watch?v=BE-L7xu8pO4

https://www.w3schools.com/python/python_lists_comprehension.asp

https://www.codeguage.com/courses/python/lists-list-comprehensions

https://www.codeguage.com/courses/python/lists-list-comprehensions-quiz

https://docs.python.org/3/tutorial/datastructures.html#list-comprehensions

https://www.pythontutorial.net/advanced-python/python-generator-expressions/

https://djangostars.com/blog/list-comprehensions-and-generator-expressions/

https://roadmap.sh/python#:~:text=Update%20Status-,Python%20Paradigms,-Python%20is%20a

https://docs.python.org/3/library/doctest.html

https://www.digitalocean.com/community/tutorials/how-to-write-doctests-in-python

https://nose.readthedocs.io/en/latest/

https://www.lambdatest.com/blog/selenium-python-nose-tutorial/

https://docs.pytest.org/

https://www.tutorialspoint.com/pytest/index.htm

https://realpython.com/pytest-python-testing/

https://app.daily.dev/tags/python?ref=roadmapsh

https://www.digitalocean.com/community/tutorials/how-to-use-unittest-to-write-a-test-case-for-a-function-in-python

https://wiki.python.org/moin/PyUnit%C2%A0

https://machinelearningmastery.com/a-gentle-introduction-to-unit-testing-in-python/