Commit Graph

2823 Commits

Author SHA1 Message Date
Sanders Lin
c92a520956
Update breadth_first_search.py (#1869) 2020-04-19 19:26:52 +05:30
Sanders Lin
7aaf79cc23
Initialize set with source in DFS (#1872)
* Update dfs.py

* Add type hints, rearrange doc-strings and comments

* fixup! Format Python code with psf/black push

* dfs -> depth_first_search

Co-Authored-By: Christian Clauss <cclauss@me.com>

* dfs -> depth_first_search

* Add doctest for DFS

* fixup! Format Python code with psf/black push

* Rename dfs.py to depth_first_search_dictionary.py

* updating DIRECTORY.md

* Rename depth_first_search_dictionary.py to depth_first_search_dfs.py

* updating DIRECTORY.md

* Rename depth_first_search.py to depth_first_search_2.py

* updating DIRECTORY.md

* Rename depth_first_search_dfs.py to depth_first_search.py

* updating DIRECTORY.md

Co-authored-by: John Law <johnlaw.po@gmail.com>
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-04-17 20:05:29 +02:00
Sanders Lin
1c9d4a3929
Update abbreviation.py (#1887) 2020-04-17 20:04:30 +02:00
Sanders Lin
0feed0bfb8
Update CONTRIBUTING.md (#1886) 2020-04-17 20:03:36 +02:00
Prince Gangurde
8c01da20d6
Update random_forest_regressor.py (#1880) 2020-04-17 12:43:50 +02:00
Christian Clauss
d48661e35d
CONTRIBUTING.md: What is an Algorithm? (#1885)
* CONTRIBUTING.md: What is an Algorithm?

We are seeing too many _how-to examples_ for using existing Python packages so we should define what we want algorithm contributions to be.

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-04-17 12:42:00 +02:00
Prince Gangurde
b64c4af296
Create gaussian_naive_bayes.py (#1861)
* Create Gaussian_Naive_Bayes.py

Added Gaussian Naive Bayes algorithm in the module machine learning

* Rename Gaussian_Naive_Bayes.py to gaussian_naive_bayes.py

* requirements.txt: pip install xgboost

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-04-17 09:38:44 +08:00
Sanders Lin
d2e8e6215e
Update g_topological_sort.py (#1873) 2020-04-16 12:34:14 +02:00
Christian Clauss
f6ee518ee1
Rename math/add.py to maths/add.py (#1857)
* Rename math/add.py to maths/add.py

* fixup! Format Python code with psf/black push

* Fix sum to add

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: John Law <johnlaw.po@gmail.com>
2020-04-13 07:50:46 +02:00
markaster
2fc3f2e4a0
Update year in LICENSE.md (#1848) 2020-04-13 02:17:29 +02:00
Prince Gangurde
7ffdef2636
Fix some typos in random forest classifier (#1858) 2020-04-13 02:15:48 +02:00
Christian Clauss
7ebe2b9593
Test the exception conditions (#1853)
* Text exception conditions

These are ValueErrors, not AttributeErrors.

* fixup! Format Python code with psf/black push

* Update perceptron.py

* Update perceptron.py

* Update perceptron.py

* Revert the test

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-04-13 02:10:21 +02:00
Shrutika Bansal
3735e74296
added add algorithm (#1856)
* added add algorithm

* Update and rename check/add.py to math/add.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-04-12 19:53:28 +02:00
Christian Clauss
8bf380ce7d
README.md: sumab() --> sum_ab() for consistancy (#1855)
* README.md: sumab() --> sum_ab() for consistancy  

consistency

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-04-12 17:18:30 +02:00
Sajied Shah Yousuf
c775baf55f
Added new Algorithm to find middle element of Linked List (#1822)
* Added new Algorithm to find middle element of Linked List

* Rename MiddleElementOfLinkedList.py to middle_element_of_linked_list.py

* changed "middle_element_of_linked_list.py" algorithm for taking input

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Update middle_element_of_linked_list.py

* Whack the trailing whitespace

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-04-12 16:45:07 +02:00
Anup Kumar Panwar
728deeae82
Update FUNDING.yml 2020-04-10 14:58:03 +05:30
Christian Clauss
4103c9fde4
Update FUNDING.yml (#1829)
* Update FUNDING.yml

* fixup! Format Python code with psf/black push

* Update FUNDING.yml

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Anup Kumar Panwar <1anuppanwar@gmail.com>
2020-04-10 14:55:58 +05:30
Christian Clauss
8f2c9932e0
CONTRIBUTING.md: Fix comments about the black formatter (#1841)
* CONTRIBUTING.md: Fix comments about the black formatter

Fixes #1840

* Update CONTRIBUTING.md

* Update CONTRIBUTING.md
2020-04-08 12:27:11 +02:00
hackercyclops12
1b65309dca
Update README.md (#1842) 2020-04-07 23:56:21 +02:00
Joan Martin Miralles
a38e143cf8
Binary search tree using recursion (#1839)
* Binary search tree using recursion

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-04-07 18:09:05 +02:00
Joaquin Cabezas
c1a57e0353
Fix typo "panagram" -> "pangram" (#1836) 2020-04-07 14:08:11 +02:00
Brian Larsen
e5f7fbcc9e
Change gitpod configuration for python3. (#1827) 2020-04-07 12:20:08 +02:00
Christian Clauss
3d129a4964
Create Python/quantum/README.md (#1834)
* Create Python/quantum/README.md

Started at #1831

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-04-07 11:58:23 +02:00
Prince Gangurde
f35484baf6
Update greedy.py (#1832) 2020-04-07 01:00:10 +02:00
Prince Gangurde
6043a44ffb
Update basic_binary_tree.py (#1833)
fixed some grammar mistakes
2020-04-07 00:59:32 +02:00
farnswj1
20c2db0de4
Update reverse_words.py (#1825)
The following update results in less lines of code and faster performance while preserving functionality.
2020-04-04 07:01:37 +02:00
Nolan Emirot
9b376a5bfb
Typo in comment rabin_karp.py (#1820)
* Update rabin_karp.py

fix: typo

* Update rabin_karp.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-03-29 10:19:19 +02:00
Christian Clauss
f17e9822b0
psf/black changes to next_greater_element.py (#1817)
* psf/black changes to next_greater_element.py

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-03-28 07:24:59 +01:00
Vaibhav Singh
96df906e7a
All suggeted changes within additional time limit tests (#1815)
* With all suggested changes  

possibly covered all the recommended guidelines

* Updated with both slow and faster algorithms

possibally covered all the recomendations

* removed the time comparision part!

* Update data_structures/stacks/next_greater_element.py

Co-Authored-By: Christian Clauss <cclauss@me.com>

* Update data_structures/stacks/next_greater_element.py

Co-Authored-By: Christian Clauss <cclauss@me.com>

* Update data_structures/stacks/next_greater_element.py

Co-Authored-By: Christian Clauss <cclauss@me.com>

* Update data_structures/stacks/next_greater_element.py

Co-Authored-By: Christian Clauss <cclauss@me.com>

* Add benchmark using timeit

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

The performance delta between these two implementation is quite small...
```
next_greatest_element_slow(): 1.843442126
     next_greatest_element(): 1.828941414
```

* Optimize slow() to create fast() - Three algorithms in the race

Three algorithms in the race

* Use a bigger test array with floats, negatives, zero

* Setup import next_greatest_element_fast

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-03-27 08:16:07 +01:00
wind-Lv
ac664df6a0
'allocation_content_length' (#1808)
* 'allocation_content_length'

* 'allocation_number'

* Delete allocation_content_length.py

* Update allocation_number.py

* Update allocation_number.py

* number_of_bytes and partitions

* Update allocation_number.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-03-20 15:24:05 +01:00
KDH
45524dd6d3
Fix rehashing function will not call insert_data function (#1803)
* Fix rehashing function will not call insert_data function

* Fix typo

* Update loop syntax instead of allocating a list

Co-Authored-By: Christian Clauss <cclauss@me.com>

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-03-16 11:19:13 +01:00
Christian Clauss
ab3400bfad
Travis CI: Fix Travis linter errors (#1802)
* Travis CI: Fix Travis linter errors

* fixup! Format Python code with psf/black push

* Update .travis.yml

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-03-14 23:55:13 +01:00
cschuerc
1bc84e1fa0
Add Monte Carlo estimation of PI (#1712)
* Add Monte Carlo estimation of PI

* Add type annotations for Monte Carlo estimation of PI

* Compare the PI estimate to PI from the math lib

* accuracy -> error

* Update pi_monte_carlo_estimation.py

Co-authored-by: John Law <johnlaw.po@gmail.com>
2020-03-14 07:51:30 +01:00
Christian Clauss
d547d0347b
directory_writer: actions/checkout@v1 # Use v1, NOT v2 (#1799)
* directory_writer: actions/checkout@v1 # Use v1, NOT v2 (#1796

* updating DIRECTORY.md
2020-03-14 07:33:14 +01:00
John Law
2da98db4a7
Effective directory writer (#1800)
* updating DIRECTORY.md

* Update directory_writer.yml

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-03-14 06:37:44 +01:00
KDH
cb5f8c6e4e
Fix typo (#1797)
colision => collision
2020-03-13 13:46:52 +01:00
Christian Clauss
b1377f0e57
autoblack: actions/checkout@v1 # Use v1, NOT v2 (#1796)
* autoblack: actions/checkout@v1  # Use v1, NOT v2

* fixup! Format Python code with psf/black push

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
2020-03-13 09:23:38 +01:00
Miggelito
10fc90c7bd
Added Random Forest Classifier (#1738)
* Added Random Forest Regressor

* Updated file to standard

* Added Random Forest Classifier (Iris dataset) and a Confusion Matrix for result visualization
2020-03-13 09:13:43 +01:00
yoshitaka-i
5e3eb12a7b
add relu function (#1795) 2020-03-13 08:33:36 +01:00
Aakash Dinkar
182e3042f8
update rot13.py (#1790)
* update rot13.py

* Update rot13.py

* Type hints, doctests, URL to Wikipedia

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-03-08 07:04:21 +01:00
Christian Clauss
a9f73e318c
Added SkipList (#1781)
* Added SkipList

* Add missing type hints and doctests

* Add missing doctest

* Tighten up doctest

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-03-05 17:57:43 +01:00
matkosoric
7f04e5cd34
contribution guidelines checks (#1787)
* spelling corrections

* review

* improved documentation, removed redundant variables, added testing

* added type hint

* camel case to snake case

* spelling fix

* review

* python --> Python # it is a brand name, not a snake

* explicit cast to int

* spaces in int list

* "!= None" to "is not None"

* Update comb_sort.py

* various spelling corrections in documentation & several variables naming conventions fix

* + char in file name

* import dependency - bug fix

Co-authored-by: John Law <johnlaw.po@gmail.com>
2020-03-04 13:40:28 +01:00
Muhammad Umer Farooq
2b19e84767
Create emails_from_url.py (#1756)
* Create emails_from_url.py

* Update emails_from_url.py

* Update emails_from_url.py

* 0 emails found:

* Update emails_from_url.py

* Use Python set() to remove duplicates

* Update emails_from_url.py

* Add type hints and doctests

Co-authored-by: vinayak <itssvinayak@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-02-26 11:41:56 +01:00
praveennadiminti
c1a4cc96c8
Add bilateral filter (#1786)
* Added Bilateral filter

* Added Bilateral filter

* changed types of varS and varI

* formatted with black

* added type hints

* changed variable names

* Update bilateral_filter.py

* Drop transitory variables, add parse_args()

Co-authored-by: vinayak <itssvinayak@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-02-26 15:56:45 +05:30
singlav
5543d14b3f
estimate area under a curve defined by non-negative real-valued continuous function within a continuous interval using monte-carlo (#1785)
* estimate area under a curve defined by non-negative real-valued continuous function within a continuous interval using monte-carlo

* run black; update comments

* Use f”strings” and drop unnecessary returns

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-02-23 08:10:50 +01:00
Christian Clauss
652b891a75
Travis CI: Upgrade to Python 3.8 (#1783)
* Travis CI: Upgrade to Python 3.8

* updating DIRECTORY.md

* Tensorflow is not yet compatible with Python 3.8

* Disable k_means_clustering_tensorflow.py

* updating DIRECTORY.md

* Disable gan.py

* updating DIRECTORY.md

* Disable input_data.py

* updating DIRECTORY.md

* pip install a current version of six
2020-02-23 04:23:00 +01:00
singlav
b36e46b9b2
extend estimation of area under curve of y=x using monte carlo simulation to any given lower and upper bound (#1784)
* extend estimation of area under curve of y=x using monte carlo simulation to any given lower and upper bound

* remove doctest
2020-02-22 23:33:12 +01:00
singlav
6d7cbdacb1
add example to estimate area under line using montecarlo (#1782)
* add example to estimate area under line using montecarlo

* separate estimate func and print statements

* use mean from stats package

* avoid creating extra variable

* min_value: float=0.0, max_value: float=1.0

* Update montecarlo.py

* Update montecarlo.py

* Rename montecarlo.py to monte_carlo.py

* Update monte_carlo.py

Co-authored-by: Christian Clauss <cclauss@me.com>
2020-02-22 19:06:47 +01:00
Christian Clauss
59bf115aa1
uses: actions/checkout@v2 (#1779)
* uses: actions/checkout@v2

* fixup! Format Python code with psf/black push
2020-02-21 15:32:35 +05:30
eightysixth
cb4795616c
Implemented geodesy - Lambert's ellipsoidal distance (#1763)
* Implemented Lambert's long line

* Update lamberts_ellipsoidal_distance.py

Co-authored-by: John Law <johnlaw.po@gmail.com>
2020-02-20 14:34:43 +01:00