Commit Graph

1800 Commits

Author SHA1 Message Date
Markgolzh
c7ca9cf0df
Update avl_tree.py (#2145)
* Update avl_tree.py

it's true definition of AVL tree,change  left and right rotation,and add avl_tree doctest

* Update avl_tree.py

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update data_structures/binary_tree/avl_tree.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update avl_tree.py

update some function name and update doctest

* Update avl_tree.py

change some code format to fit flake8 review

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-25 09:55:13 +02:00
mateuszz0000
b0c3c0fbf6
Typehints + refactor (#2154) 2020-06-25 09:48:52 +02:00
mateuszz0000
9e2206e5fb
Added doctests to OddEvenTraposition (#2152)
* Added doctests

* Change __main__ content
2020-06-25 08:56:57 +02:00
Christian Clauss
5b6ebf8f12
Add doctests to radix_sort() (#2148)
* Add doctests to radix_sort()

* fixup! Format Python code with psf/black push

* Update radix_sort.py

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-23 15:37:24 +02:00
Tapajyoti Bose
f1ce2d6e80
Added Markov Chain (#2146)
* Added Markov Chain

* Implemented suggestions
2020-06-23 12:56:08 +02:00
Christian Clauss
cbbaa98684
hamming_code.py: Reduce McCabe code complexity (#2140)
* hamming_code.py: Reduce McCabe code complexity

As discussed in #2128

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-22 14:18:57 +02:00
Christian Clauss
fdc5bee7af
Euler problem 551 sol 1: Reduce McCabe code complexity (#2141)
* Euler problem 551 sol 1: Reduce McCabe code complexity

As discussed in #2128

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-22 14:16:12 +02:00
beqakd
d034add61f
add visualization of k means clustering as excel format (#2104)
* add visualization of kmneas clust as excel format

* style changes

* style changes

* Add doctest and typehint!

* style change

* Update machine_learning/k_means_clust.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update machine_learning/k_means_clust.py

Co-authored-by: Christian Clauss <cclauss@me.com>

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-19 17:55:13 +02:00
Tapajyoti Bose
b9e7c891e2
Added (Open) Knight Tour Algorithm (#2132)
* Added (Open) Knight Tour Algorithm

* Implemented Suggestions
2020-06-18 11:30:24 +02:00
Ioane Margiani
19b713aecb
Add lempel ziv compression (#2107)
* Added lempel-ziv compression algorithm implementation

* Added lempel-ziv decompression algorithm implementation

* Reformatted lempel-ziv compress/decompress files using black

* Added type hints and some other modifications (Doctests coming up)

* Shortened several lines to comply with the standards
2020-06-17 21:12:48 +02:00
Nika Losaberidze
671e570c35
Implement prefix function, knuth-morris-pratt another usage (#2099)
* Implement prefix function, knuth-morris-pratt another usage

* fixup! Format Python code with psf/black push

* Fix style

* updating DIRECTORY.md

* Update prefix_function.py

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-17 18:27:05 +02:00
Nika Losaberidze
fb3a228d26
Strongly connected components (#2114)
* Implement strongly connected components for graph algorithms

* fixup! Format Python code with psf/black push

* Delete trailing whitespace

* updating DIRECTORY.md

* Add doctests and typehints

* Remove unnecessary comments, change variable names

* fixup! Format Python code with psf/black push

* Change undefined variable's name

* Apply suggestions from code review

Co-authored-by: Christian Clauss <cclauss@me.com>

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-17 18:16:54 +02:00
Nika Losaberidze
2bbdc3bfe7
Implement connected components algorithm for graphs (#2113)
* Implement connected components algorithm for graphs

* fixup! Format Python code with psf/black push

* Add parameters and return values annotations with Python type hints

* updating DIRECTORY.md

* Add doctests and typehints

* Remove unnecessary comments, change variable names

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-17 18:15:24 +02:00
Tapajyoti Bose
23484efdad
Added maximum non-adjacent sum (#2130)
* Added maximum non-adjacent sum

* Bugfix: flake8 test

* Implemented changes (broke tuple unpacking into 2 lines due to flake8 tests)

* Implemented changes v2.0

* Update max_non_adjacent_sum.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-17 17:09:29 +02:00
mateuszz0000
d7a75da8ef
Added doctests to bucket sort (#2079)
* Added doctests to bucket sort

* Missing typehint

* Wrap long lines

* updating DIRECTORY.md

* Update bucket_sort.py

* updating DIRECTORY.md

* Update bucket_sort.py

Co-authored-by: Christian Clauss <cclauss@me.com>
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-17 09:42:44 +02:00
Furkan Atesli
6f80ca821c
Create change_brightness.py (#2126)
* Create change_brightness.py

* Update change_brightness.py

* Update change_brightness.py

* Update change_brightness.py

* Update change_brightness.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-17 07:49:20 +02:00
Christian Clauss
f97af65579
Blacken our code (#2125)
* Blacken

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-17 06:59:38 +08:00
bnMikheili
62f7561428
Hash djb2 (#2098)
* implement hash

* fix flake8 error

* Update hashes/djb2.py

* Update hashes/djb2.py

* Long lines

* def djb2(s: str) -> int:

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-16 22:22:47 +02:00
beqakd
924ef9b7d8
implementation of entropy algorithm. (#2110)
* implementation of entropy algorithm.

* add tests, fix requested changes

* open_file() --> analyze_text()

* Create bidirectional_breadth_first_search.py

* # type: ignore

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-16 21:36:57 +02:00
Erwin Lejeune
a5c246793c
Graphs : Bidirectional Breadth-First Search (#2057)
* implement bidirectional breadth first

* remove useless import

* remove trailing whitespaces
2020-06-16 17:10:22 +02:00
Christian Clauss
4e8a0d924e
CONTRIBUTING.md: Update flake8 command (#2124)
* CONTRIBUTING.md: Update flake8 command

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-16 16:33:17 +02:00
Muhammadrasul
4a2d457747
Count (#2084)
* Add files via upload

* Update and rename count_islands.py to count_islands_in_matrix.py

* Update matrix/count_islands_in_matrix.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update matrix/count_islands_in_matrix.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update matrix/count_islands_in_matrix.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Reformat count islands.py

* Indent Python code with 4 spaces, not tabs

* Update count_islands_in_matrix.py

* Add type hints for return values

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-16 14:36:09 +02:00
Christian Clauss
b9e5259aeb
Fix long line, tests (#2123)
* Fix long line

* updating DIRECTORY.md

* Add doctest

* ...

* ...

* Update tabu_search.py

* space

* Fix doctest

    >>> find_neighborhood(['a','c','b','d','e','a'])  # doctest: +NORMALIZE_WHITESPACE
    [['a','e','b','d','c','a',90], [['a','c','d','b','e','a',90],
     ['a','d','b','c','e','a',93], ['a','c','b','e','d','a',102],
     ['a','c','e','d','b','a',113], ['a','b','c','d','e','a',93]]

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: John Law <johnlaw.po@gmail.com>
2020-06-16 14:29:13 +02:00
Christian Clauss
9316e7c014
Set the Python file maximum line length to 88 characters (#2122)
* flake8 --max-line-length=88

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-16 10:09:19 +02:00
Michael Quevillon
9438c6bf0b
Add pytest init file to define custom mark mat_ops (#2120)
Fixes #1917.
2020-06-15 18:09:32 +02:00
Christian Clauss
0b028aa32a
Fix line break after binary operator (#2119)
* Fix line break after binary operator

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-15 15:47:02 +02:00
beqakd
23dae9ceab
implement rat in maze algorithm. (#2106)
* implement rat in maze algorithm.

* style changes

* fix trailing whitespace

* add test, fix style

* fix style

* method change

* minor changes

* style changes

* return solved

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-15 15:03:30 +02:00
Christian Clauss
b9185bebd6
Create natural_language_processing (#2116)
* Create natural_language_processing

Closes #2115

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-15 09:55:41 +02:00
bnMikheili
55b3088e47
Hash adler32 (#2111)
* implement hash

* fix indentation
2020-06-14 09:49:39 +02:00
Christian Clauss
ae9d0f9196
Fix indentation (#2097) 2020-06-14 14:28:00 +08:00
Nika Losaberidze
8bb7b8f457
Fix syntax for flake8 passing (#2096)
* Fix syntax for flake8 passing

* fixup! Format Python code with psf/black push

* # fmt: off / # fmt: on

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-12 06:51:47 +02:00
bnMikheili
ec2d900b03
implement sdbm hash algorithm (#2094)
* implement sdbm hash algorithm

* fix bug: styling

* fix styling for decimal_to_any
2020-06-11 22:22:16 +02:00
Nika Losaberidze
2264244a34
Add Z-function algorithm implementation (#2067)
* Add Z-function algorithm implementation

* Spelling correction

* Reference url correction

* Add additional function as an example of z-function usage, change docstrings for functions

* Fix flake8 errors

* Update z_function.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-11 19:43:05 +02:00
Vignesh
3893ed30ca
created perfect_cube.py (#2076)
* created perfect_cube.py

To find whether a number is a perfect cube or not.

* Update perfect_cube.py

* Update perfect_cube.py

* Update perfect_cube.py
2020-06-11 19:36:53 +02:00
Kevin C. Escobedo
19c3871b21
Added function to convert from decimal to another base (#2087)
* Added function to convert from decimal to another base

* Update conversions/decimal_to_any.py

Changed type() to isinstance()

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update conversions/decimal_to_any.py

Changed to base in (0, 1)

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update conversions/decimal_to_any.py

Updated to div not in (0, 1)

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update conversions/decimal_to_any.py

Updated to make condition clearer

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update conversions/decimal_to_any.py

Using divmod() instead of % operator

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update conversions/decimal_to_any.py

Improved readability on a docstring test

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update conversions/decimal_to_any.py

Changed use of type() to isinstance()

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update conversions/decimal_to_any.py

Changed from use of type() to isinstance()

Co-authored-by: Christian Clauss <cclauss@me.com>

* Made changes and improved function

* Update conversions/decimal_to_any.py

Added space to docstring test

Co-authored-by: Christian Clauss <cclauss@me.com>

* Changed action for bad input

* Added support for conversions up to base 36 (#2087)

* Added support for conversions up to base 36 and renamed HEXADECIMAL dict (#2087)

* Fixed whitespace issue (#2087)

* Fixed issue with line length (#2087)

* Fixed issue with conversions past base-10 failing (#2087)

* Added more robust testing (#2087)

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-11 17:59:42 +02:00
ocivo
a7b4311378
fix fetch_github_info __main__ bug (#2080)
* fix fetch_github_info __main__ bug

* Algorithms should not print

* Update fetch_github_info.py

* Update fetch_github_info.py

Co-authored-by: Christian Clauss <cclauss@me.com>
Co-authored-by: John Law <johnlaw.po@gmail.com>
2020-06-11 16:38:43 +02:00
Christian Clauss
657d46101d
calc_profit always returns an int (#2090)
* calc_profit always returns an int

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-11 16:36:09 +02:00
mateuszz0000
3de6f010c3
Refactor remove duplicates to more pythonic (#2093)
* Refactor strings/remove_duplicate to more pythonic

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-11 06:13:40 +02:00
Jeffin Francis
bf0da25e4f
Added Readme for computer vision (#2075)
* Create README.md

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-10 17:10:47 +02:00
mateuszz0000
e553f4bf11
Added travis notifications only on fail (#2091)
* Added travis notifications only on fail

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-10 12:40:52 +02:00
Apoorve
7be3d0f667
Create-Add files to greedy_method directory (#2082)
* Add Greedy Method Approach

* Update Filename

* Update Variable and Links

* Fixed flake8 bugs

* Update unittest filename

* Update unittest filename

* Final unittest filename update

* Pythonic Code formatting

* flake8 fixes

* lowercase function name

* Add zip function

* Add zip function

* params lowercase

* Travis CI fixes

* Update and rename knapsack_problem.py to knapsack.py

* Update test_knapsack.py

* Fix bugs

* Rename knapsack.py to greedy_knapsack.py

* Update test_knapsack.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-09 17:59:19 +02:00
mateuszz0000
1e7df7f77a
Errors notifications under pull requests (#2081)
* Added error comments under pull requests

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-08 14:11:01 +02:00
mateuszz0000
6752e9c737
Remove boilerplate comments and unused variables (#2073) 2020-06-07 23:05:22 +02:00
mateuszz0000
20b21e5ec9
Refactor cycle_sort (#2072)
* Refactor cycle_sort

* Undo changes to keep only doctests
2020-06-05 09:13:43 +02:00
Jeffin Francis
7a14285cb6
Harris corner detection (#2064)
* Added Lstm example for stock predection

* Changes after review

* changes after build failed

* Add Kiera’s to requirements.txt

* requirements.txt: Add keras and tensorflow

* psf/black

* haris corner detection

* fixup! Format Python code with psf/black push

* changes after review

* changes after review

* fixup! Format Python code with psf/black push

Co-authored-by: Christian Clauss <cclauss@me.com>
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-06-04 16:02:51 +02:00
Vignesh
0904610a76
create sum_of_digits.py (#2065)
* create sum_of_digits.py

create sum_of_digits.py to find the sum of digits of a number
digit_sum(12345) ---> 15
digit_sum(12345) ---> 10

* Update sum_of_digits.py

* Update maths/sum_of_digits.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update maths/sum_of_digits.py

Co-authored-by: Christian Clauss <cclauss@me.com>

* Update sum_of_digits.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-02 23:38:32 +02:00
Martin Röbke
35319a2a2a
Update build_directory_md.py (#2066)
Propagate argument `top_dir` to good_file_paths.
Previously this argument did not get passed to the helper function when calling print_directory_md.
2020-06-02 21:14:12 +02:00
Shivam Verma
d7cc778092
conversions/decimal_to_binary.py: Add type hints (#2001)
* A .py file to covert a base to any new base(2-18)

* Update base_changer.py

* Added type-hints.

* Delete base_changer.py
2020-06-02 16:47:10 +02:00
mateuszz0000
b080a5e027
Doctests + typehints in cocktail shaker sort (#2061)
* Doctests in cocktail shaker sort

* import doctest

* print(f"{cocktail_shaker_sort(unsorted) = }")

Co-authored-by: John Law <johnlaw.po@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-02 11:51:22 +02:00
Vignesh
dc720a83d7
Create number_of_digits.py (#1975)
* Create number_of_digits.py

A python program to find the number of digits in a number.

* Update number_of_digits.py

* Update number_of_digits.py

* Add #1976 to get Travis CI to pass

#1976

* Add type hints as discussed in CONTRIBUTING.md

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-06-01 17:23:15 +02:00