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53:20 Zoom Oct. 29. Classes Zoom Oct. 29. Classes	Zoom Oct. 29. Classes In this presentation, we review the class definition. We look at both the syntax (what must be present for the definition to work) and the semantics (how it is processed in Python).Most of this class… class call folder assignment thing step constructor method tutor things function initializer lot definition module parameters question alright classes majority From Hannah Lee on October 30th, 2020 0 plays Content Categories Instructional Recordings Creation Date October 29th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
04:57 Lesson 21.6 Immutable Attributes Lesson 21.6 Immutable Attributes	Lesson 21.6 Immutable Attributes Getters and setters have another advantage in that they allow us to completely disable to any changes to an attribute. This allows us to separate attributes into mutable and immutable attributes,… attribute person turtle setter attributes setters getters initializer class things definition preconditions getter alright underscore distinction error fact statement assignment From Hannah Lee on October 30th, 2020 2 plays Content Categories Instructional Recordings Creation Date October 29th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
55:00 Zoom Oct. 20. Recursion Zoom Oct. 20. Recursion	Zoom Oct. 20. Recursion Recursion is a powerful programming tool and one of the fundamental principles of computer science. It is used in many advanced algorithms.In this session, we will just focus on divide-and-conquer,… call function element thing recursion definition test tuple tests half lot fact answer alright string videos assignment divide question things From Hannah Lee on October 27th, 2020 0 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
09:34 Lesson 20.9 Optional Arguments Lesson 20.9 Optional Arguments	Lesson 20.9 Optional Arguments Unlike other programming languages, a Python class has only one constructor, If we want to give the user more flexibility when creating objects, we should make certain arguments optional. In this… arguments default call parameters initializer constructor assignment folder class point python statement parameter values thing method functions y. tutor module From Hannah Lee on October 27th, 2020 6 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
08:24 Lesson 20.3 Classes and Attributes Lesson 20.3 Classes and Attributes	Lesson 20.3 Classes and Attributes The primary role of an object is to store attribute variables. In this video we demonstrate the easiest way to add attributes to an object. We see that we can also add attributes to class folders as… folder object class attribute attributes python dot tutor assignment fall inside statement variable error definition a. constructor folders practice statements From Hannah Lee on October 27th, 2020 8 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
05:47 Lesson 19.7 Mutable Table Functions Lesson 19.7 Mutable Table Functions	Lesson 19.7 Mutable Table Functions Dictionaries are mutables and support mutable functions. But this is a case where dictionaries are slightly different from lists. We are allowed to loop over a dictionary as we modify it, so long as… dictionary keys key student ids credit loop function grades net bonus folder statement assignment values dictionaries frame call students modifications From Hannah Lee on October 27th, 2020 9 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
07:45 Lesson 19.4 Nested Dictionaries Lesson 19.4 Nested Dictionaries	Lesson 19.4 Nested Dictionaries In this video we show that we can nest dictionaries just like we nested lists. In fact, a lot of real world data is represented this way. We show off a particularly complicated JSON file that… dictionary dictionaries json weather key keys fact lists values units visibility hour timestamp things strings string tool airport 31st assignment From Hannah Lee on October 27th, 2020 7 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
03:03 Lesson 19.2 Dictionary Assignment Lesson 19.2 Dictionary Assignment	Lesson 19.2 Dictionary Assignment Dictionaries are mutable. In this video we show how to alter there contents. This includes reassigning the value of a dictionary for a given key. But it also includes adding and deleting keys. dictionary key values keys john assignment net statement error things jane contents dictionaries pairs steps alt thing s3 idea operator From Hannah Lee on October 27th, 2020 8 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
07:52 Lesson 19.1 Dictionary Expressions Lesson 19.1 Dictionary Expressions	Lesson 19.1 Dictionary Expressions In this video, we introduce a dictionary as a collection of key-value pairs. We also show how to write a dictionary expression in Python. It looks just like a JSON string, but without the quotes. dictionary key dictionaries keys net values string pairs json lists strings names ids cornell things john assignment fact thing python From Hannah Lee on October 27th, 2020 9 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
53:23 Zoom Oct. 13. Lists (and Sequences) Zoom Oct. 13. Lists (and Sequences)	Zoom Oct. 13. Lists (and Sequences) In this session we review the two new sequence data types: tuples, and lists. This is the last material on the first prelim.For the most part these are similar to strings, and so we will do a lot of… exam tuple thing assignment question lists position things element answer tuples lot call thursday lab hours material function questions alright From Hannah Lee on October 19th, 2020 1 plays Content Categories Instructional Recordings Creation Date October 19th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
12:49 Lesson 17.11 Graphical Recursion Lesson 17.11 Graphical Recursion	Lesson 17.11 Graphical Recursion Fractals are shapes that look the same when you magnify them larger and larger. This is another example of recursion. In this video we introduce the drawing turtle and show how we use it to draw… turtle hilbert curve module screen corner window side grid speed bottom assignment horseshoe function intro python functions script depth space From Hannah Lee on October 19th, 2020 18 plays Content Categories Instructional Recordings Creation Date October 19th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
06:44 Lesson 16.7 For-Loops and Testing Lesson 16.7 For-Loops and Testing	Lesson 16.7 For-Loops and Testing Another control-structure means another video on testing. But if you have following the Rule of Numbers, you will discover that you have enough tests for your for-loop. Instead, as we show in this… test numbers function input procedure copy rule output result tests thing loop cases loops variable statement assignment return equals specification From Hannah Lee on October 19th, 2020 13 plays Content Categories Instructional Recordings Creation Date October 19th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
50:42 Zoom Oct. 8. Asserts and Error Handling Zoom Oct. 8. Asserts and Error Handling	Zoom Oct. 8. Asserts and Error Handling In this session we review how we read error messages in Python. We also show how to both create errors and how to recover from them.Once again, we will spend a significant amount of this class on… error exam assignment string function alright lot call majority things thing questions letters helper question lab net preconditions fact quotes From Hannah Lee on October 10th, 2020 6 plays Content Categories Instructional Recordings Creation Date October 10th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
50:45 Zoom Oct. 6. Memory in Python Zoom Oct. 6. Memory in Python	Zoom Oct. 6. Memory in Python In this session we take a closer look at the three memory areas of Python. This will help us understand what the Python Tutor is showing when we write more complex programs in the future.The… call assignment exam module function questions lot things step thing hours frame math question reason material alright week answer fact From Hannah Lee on October 10th, 2020 4 plays Content Categories Instructional Recordings Creation Date October 10th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
54:19 Zoom Sep. 24. Conditionals Zoom Sep. 24. Conditionals	Zoom Sep. 24. Conditionals In this session we review conditionals, focusing on how we visualize them. This will be important for the second assignemnt.Conditional assignments will not be necessary for Assignment 1. In fact,… assignment function call alright thing step statement frame lab question python lot instruction things counter partner answer tuesday stuff tutor From Hannah Lee on October 10th, 2020 1 plays Content Categories Instructional Recordings Creation Date October 10th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
05:10 Lesson 15.8 Slice Assignment (OPTIONAL) Lesson 15.8 Slice Assignment (OPTIONAL)	Lesson 15.8 Slice Assignment (OPTIONAL) This video introduces an advanced topic that is completely optional and will not appear on any exam. Lists don’t just allow us to use a single position in an assignment statement. We can also… boxes slice positions tuple assignment elements box error string iterables iterable thing tutor portion statement contents folder language programming python From Hannah Lee on October 10th, 2020 4 plays Content Categories Instructional Recordings Creation Date October 10th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search