Decision tree#13

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chamberi wants to merge 162 commits intomasterfrom

Commits on Jan 16, 2017

Initial build out of node and bst structures.
CCallahanIV
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Added bst and test_bst files.
chamberi
committed
bst and test_bst files.
chamberi
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commiting initial insert tests.

William Benjamin Shields
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William Benjamin Shields
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added insert method.
chamberi
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Merge branch 'bst' of https://github.com/chamberi/data-structures into bst
chamberi
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commit to pull remote changes.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'bst' of https://github.com/chamberi/data-structures into bst

William Benjamin Shields
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William Benjamin Shields
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refactor of insert and tests.
chamberi
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merge conflict resolution.

William Benjamin Shields
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William Benjamin Shields
committed

Commits on Jan 17, 2017

fixed initial tests and insert function, new test for size.
chamberi
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commit to pull remote changes.

William Benjamin Shields
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William Benjamin Shields
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commiting implementation of depth, balance, and tests.

William Benjamin Shields
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William Benjamin Shields
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else to handle if node with value already exists on insert.

William Benjamin Shields
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William Benjamin Shields
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edited docstrings.

William Benjamin Shields
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William Benjamin Shields
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bst class can take an iter, built test fixture to fill bst.
chamberi
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Commits on Jan 18, 2017

added in_order function, refactor one test.
chamberi
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recursive function.

William Benjamin Shields
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William Benjamin Shields
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in order traversal and test.

William Benjamin Shields
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William Benjamin Shields
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tests
chamberi
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tests.
chamberi
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pre order traversal, beginning post order traversal.

William Benjamin Shields
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William Benjamin Shields
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Refactored post-order traverse.
chamberi
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commit to pull post_order trav.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'traversal-bst' of https://github.com/chamberi/data-structures into traversal-bst

William Benjamin Shields
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William Benjamin Shields
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trying again, post order.
chamberi
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added one space.

William Benjamin Shields
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William Benjamin Shields
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breadth first traversal.

William Benjamin Shields
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William Benjamin Shields
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Commits on Jan 19, 2017

beggining implementation of delete node function.

William Benjamin Shields
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William Benjamin Shields
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finished, for now, delete function.
chamberi
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initial refactor of delete.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'delete-bst' of https://github.com/chamberi/data-structures into delete-bst

William Benjamin Shields
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William Benjamin Shields
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added edge case catches for self.root holding value to delete.

William Benjamin Shields
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William Benjamin Shields
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delete bug fix for parent of del node del node on right.

William Benjamin Shields
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William Benjamin Shields
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fixed bug in find_min_parent helper function of delete.

William Benjamin Shields
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William Benjamin Shields
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root removal root right has left min node has right.

William Benjamin Shields
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William Benjamin Shields
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refactored contains function to cooperate with delete.

William Benjamin Shields
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William Benjamin Shields
committed

Commits on Jan 20, 2017

fixed delete node with multiple children bug.

William Benjamin Shields
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William Benjamin Shields
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removed import pdb; pdb.set_trace() line in _find_min_parent.

William Benjamin Shields
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William Benjamin Shields
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more tests for delete.
chamberi
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Merge branch 'delete-bst' of https://github.com/chamberi/data-structures into delete-bst
chamberi
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added tests, merged new delete code.
chamberi
committed

Commits on Jan 22, 2017

debug to past big_bst end delete tests. edited tests to check that new edge node is None.

William Benjamin Shields
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William Benjamin Shields
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edited test file, added tests.

William Benjamin Shields
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William Benjamin Shields
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added pre order and post order tests.

William Benjamin Shields
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William Benjamin Shields
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commented out timeit section.

William Benjamin Shields
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William Benjamin Shields
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new file, balanced bst. modified private functions to be marked as private. modified tests to use marked private functions where necessary.

William Benjamin Shields
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William Benjamin Shields
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testing for balance function in some different cases.

William Benjamin Shields
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William Benjamin Shields
committed

Commits on Jan 23, 2017

removed corpse code from bst.py. added parent and red properties to balanced bst.

William Benjamin Shields
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William Benjamin Shields
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edited docstrings.

William Benjamin Shields
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William Benjamin Shields
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removed redundant assignment in delete del_node =

William Benjamin Shields
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William Benjamin Shields
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fixtures for l, r, lr, rl, l/r/lr/rl with gc moves.
chamberi
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added parent attribute to nodes.

William Benjamin Shields
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William Benjamin Shields
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small test changes.
chamberi
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merging to get tests.

William Benjamin Shields
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William Benjamin Shields
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fixed initial tests.
chamberi
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Meng changes to test file. rge branch 'balance-bst' of https://github.com/chamberi/data-structures into balance-bst

William Benjamin Shields
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William Benjamin Shields
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fixing tests.
chamberi
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setting up rebalance function to pass initial tests.

William Benjamin Shields
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William Benjamin Shields
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Meng initial tests. rge branch 'balance-bst' of https://github.com/chamberi/data-structures into balance-bst

William Benjamin Shields
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William Benjamin Shields
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adding more tests.
chamberi
committed

Commits on Jan 24, 2017

added balance check for balance tree, see if tree is unbalanced.

William Benjamin Shields
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William Benjamin Shields
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added 1-14 sequential insert for balancing tests.
chamberi
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tests from 14 down to 1 added for balance bst.
chamberi
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implementation of left and right rotations.

William Benjamin Shields
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William Benjamin Shields
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Meng tests for left rotations.rge branch 'balance-bst' of https://github.com/chamberi/data-structures into balance-bst

William Benjamin Shields
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William Benjamin Shields
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beginning implementation of _left_right and _right_left rotations.

William Benjamin Shields
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William Benjamin Shields
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fixed all but one test.
chamberi
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Merge branch 'balance-bst' of https://github.com/chamberi/data-structures into balance-bst

William Benjamin Shields
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William Benjamin Shields
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tests for left_right rotations.

William Benjamin Shields
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William Benjamin Shields
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tests for right left rotations.

William Benjamin Shields
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William Benjamin Shields
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left-right and right-left various functions.
chamberi
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Merge branch 'balance-bst' of https://github.com/chamberi/data-structures into balance-bst
chamberi
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Meng down implementsations of left right and right left rotations.rge branch 'balance-bst' of https://github.com/chamberi/data-structures into balance-bst

William Benjamin Shields
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William Benjamin Shields
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trying to fix.
chamberi
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added file for hash_table.py

William Benjamin Shields
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William Benjamin Shields
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initial implementation of hashtable. created test file.

William Benjamin Shields
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William Benjamin Shields
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fixed left-right and right-left.
chamberi
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Meng left-right and right-left rotations.rge branch 'balance-bst' of https://github.com/chamberi/data-structures into balance-bst

William Benjamin Shields
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William Benjamin Shields
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added more double rotation tests.
chamberi
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fixed test for right left rotation.

William Benjamin Shields
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William Benjamin Shields
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edited description.

William Benjamin Shields
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William Benjamin Shields
committed

Commits on Jan 25, 2017

list comprehensions, check for existing key.

William Benjamin Shields
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William Benjamin Shields
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halfway thru refactoring to work for 3 nodes on delete.
chamberi
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Commits on Jan 26, 2017

added travis yml file for data structures.
chamberi
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tests for hashtable using words file. added colin ben hash. cleaned up code.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'hash-table' of https://github.com/chamberi/data-structures into hash-table
chamberi
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added readme and deleted corpse code.
chamberi
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added coverage and info to readme.
chamberi
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started the docstrings.
chamberi
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fix for deletion of root child.

William Benjamin Shields
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William Benjamin Shields
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trie functions, untested.

William Benjamin Shields
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William Benjamin Shields
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resolving merge conflict.

William Benjamin Shields
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William Benjamin Shields
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debugging trie.

William Benjamin Shields
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William Benjamin Shields
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debugged remove method.

William Benjamin Shields
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William Benjamin Shields
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decremented size, added doc strings.
chamberi
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changed travis yml file to stop email notications.
chamberi
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credentials.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'trie' of https://github.com/chamberi/data-structures into trie

William Benjamin Shields
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William Benjamin Shields
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beginning implementation of traversal of trie.

William Benjamin Shields
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William Benjamin Shields
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Commits on Jan 27, 2017

start of the trie traversal.
chamberi
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tests for trie_trav with parameters and fixtures.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'trie-traversal' of https://github.com/chamberi/data-structures into trie-traversal

William Benjamin Shields
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William Benjamin Shields
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while loop in traversal.

William Benjamin Shields
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William Benjamin Shields
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recursive traversal method for trie.

William Benjamin Shields
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William Benjamin Shields
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Commits on Jan 29, 2017

full traversal, not specific to start.

William Benjamin Shields
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William Benjamin Shields
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tests for trie and commented out portions of traversal in trie trav.

William Benjamin Shields
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William Benjamin Shields
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Commits on Jan 30, 2017

added size and simple remove tests.
chamberi
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trying to fix tricky overlapping words situation.
chamberi
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fixed tests.
chamberi
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passing tests.

William Benjamin Shields
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William Benjamin Shields
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fixes for tests in remove method and insert method. passes tests for strange inputs. edited test file last test takes in complex input.

William Benjamin Shields
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William Benjamin Shields
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removed corpse code
chamberi
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started files with docstrings.
chamberi
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test file for insertion_sort.py

William Benjamin Shields
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William Benjamin Shields
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final tests for trie.py.

William Benjamin Shields
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William Benjamin Shields
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initial insertion sort.
chamberi
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Merge branch 'insertion-sort' of https://github.com/chamberi/data-structures into insertion-sort
chamberi
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fixed tests, changed name of function.
chamberi
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added tests of words for insertion sort test
chamberi
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timeit functionality for insertion sort.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'insertion-sort' of https://github.com/chamberi/data-structures into insertion-sort

William Benjamin Shields
authored and
William Benjamin Shields
committed

Commits on Jan 31, 2017

implementation of recursive merge sort method. surprised it works so far.

William Benjamin Shields
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William Benjamin Shields
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made merge a private method.

William Benjamin Shields
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William Benjamin Shields
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merge sort of empty list returns the list.

William Benjamin Shields
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William Benjamin Shields
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working on best worst case timeit functions.

William Benjamin Shields
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William Benjamin Shields
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best and worst case times for merge sort and insertion sort.

William Benjamin Shields
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William Benjamin Shields
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added tests, added readme tests, travis, docstrings, timeit.
chamberi
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removed random sizes from timeit lists.

William Benjamin Shields
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William Benjamin Shields
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redid readme with updated timeit numbers.
chamberi
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Commits on Feb 1, 2017

timed lists are of the same size. timed lists have the same elements, different orders.

William Benjamin Shields
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William Benjamin Shields
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Merge branch 'merge-sort' of https://github.com/chamberi/data-structures into merge-sort

William Benjamin Shields
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William Benjamin Shields
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reordered timeit functions in merge sort. insertion sort timed lists same size, same contents, different orders.

William Benjamin Shields
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William Benjamin Shields
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edited readme via selenas suggestions. deleted bestlist and worstlist functions.

William Benjamin Shields
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William Benjamin Shields
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removed bestlist and worstlist form insertion sort.

William Benjamin Shields
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William Benjamin Shields
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fixed docstring for random list.

William Benjamin Shields
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William Benjamin Shields
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files for quick sort and tests.

William Benjamin Shields
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William Benjamin Shields
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quick sort method.
chamberi
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fix for append line.

William Benjamin Shields
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William Benjamin Shields
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Added quick sort tests, coverage, docstrings, timeit to README, added timeit to quick_sort.
chamberi
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Adjusted formatting on README to render tests and coverage in markdown.
chamberi
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Commits on Feb 2, 2017

Commits on Feb 3, 2017

Commits on Feb 7, 2017

initial structure for decsion tree.
chamberi
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initial structure of class clf.

William Benjamin Shields
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William Benjamin Shields
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simple classification for flowers csv.

William Benjamin Shields
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William Benjamin Shields
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Commits on Feb 8, 2017

implementing algorithm.

William Benjamin Shields
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William Benjamin Shields
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debugged simple version of fit function.

William Benjamin Shields
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William Benjamin Shields
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initial data params for tests and training built.
chamberi
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Merge branch 'decision-tree' of https://github.com/chamberi/data-structures into decision-tree
chamberi
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pseudo code for interlacing functions.

William Benjamin Shields
authored and
William Benjamin Shields
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Merge branch 'decision-tree' of https://github.com/chamberi/data-structures into decision-tree

William Benjamin Shields
authored and
William Benjamin Shields
committed

Commits on Feb 9, 2017

coordinating split function with fit function.

William Benjamin Shields
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William Benjamin Shields
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make a root node using fit.

William Benjamin Shields
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William Benjamin Shields
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Commits on Feb 10, 2017

filling out fit function.

William Benjamin Shields
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William Benjamin Shields
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implementing iteration of nodes.

William Benjamin Shields
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William Benjamin Shields
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Commits on Feb 12, 2017

assign end leaves to nodes who have no children, fix for when max_depth reached.

William Benjamin Shields
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William Benjamin Shields
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tree complete function check to see if there are no more nodes to assign.

William Benjamin Shields
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William Benjamin Shields
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decision_tree

William Benjamin Shields
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William Benjamin Shields
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