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[mypy] Fix type annotations in graphs/boruvka.py (#5794)

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* Fix type annotations in boruvka.py

* Remove graphs/boruvka.py|

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
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Dylan Buchi 2021-11-08 10:47:09 -03:00 committed by GitHub
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3 changed files with 9 additions and 5 deletions
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4
DIRECTORY.md
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@ -109,8 +109,10 @@
## Computer Vision ## Computer Vision
* [Cnn Classification](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/cnn_classification.py) * [Cnn Classification](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/cnn_classification.py)
* [Flip Augmentation](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/flip_augmentation.py)
* [Harris Corner](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/harris_corner.py) * [Harris Corner](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/harris_corner.py)
* [Mean Threshold](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/mean_threshold.py) * [Mean Threshold](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/mean_threshold.py)
* [Mosaic Augmentation](https://github.com/TheAlgorithms/Python/blob/master/computer_vision/mosaic_augmentation.py)
## Conversions ## Conversions
* [Binary To Decimal](https://github.com/TheAlgorithms/Python/blob/master/conversions/binary_to_decimal.py) * [Binary To Decimal](https://github.com/TheAlgorithms/Python/blob/master/conversions/binary_to_decimal.py)
@ -297,8 +299,8 @@
* [Test Send File](https://github.com/TheAlgorithms/Python/blob/master/file_transfer/tests/test_send_file.py) * [Test Send File](https://github.com/TheAlgorithms/Python/blob/master/file_transfer/tests/test_send_file.py)
## Financial ## Financial
* [Equated Monthly Installments](https://github.com/TheAlgorithms/Python/blob/master/financial/equated_monthly_installments.py)
* [Interest](https://github.com/TheAlgorithms/Python/blob/master/financial/interest.py) * [Interest](https://github.com/TheAlgorithms/Python/blob/master/financial/interest.py)
* [EMI Calculation](https://github.com/TheAlgorithms/Python/blob/master/financial/equated_monthly_installments.py)
## Fractals ## Fractals
* [Julia Sets](https://github.com/TheAlgorithms/Python/blob/master/fractals/julia_sets.py) * [Julia Sets](https://github.com/TheAlgorithms/Python/blob/master/fractals/julia_sets.py)

8
graphs/boruvka.py
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@ -26,6 +26,8 @@
""" """
from __future__ import annotations from __future__ import annotations
from typing import Any
class Graph: class Graph:
def __init__(self, num_of_nodes: int) -> None: def __init__(self, num_of_nodes: int) -> None:
@ -62,7 +64,7 @@ class Graph:
for k in self.m_component: for k in self.m_component:
self.m_component[k] = self.find_component(k) self.m_component[k] = self.find_component(k)
def union(self, component_size: list, u_node: int, v_node: int) -> None: def union(self, component_size: list[int], u_node: int, v_node: int) -> None:
"""Union finds the roots of components for two nodes, compares the components """Union finds the roots of components for two nodes, compares the components
in terms of size, and attaches the smaller one to the larger one to form in terms of size, and attaches the smaller one to the larger one to form
single component""" single component"""
@ -84,7 +86,7 @@ class Graph:
component_size = [] component_size = []
mst_weight = 0 mst_weight = 0
minimum_weight_edge: list[int] = [-1] * self.m_num_of_nodes minimum_weight_edge: list[Any] = [-1] * self.m_num_of_nodes
# A list of components (initialized to all of the nodes) # A list of components (initialized to all of the nodes)
for node in range(self.m_num_of_nodes): for node in range(self.m_num_of_nodes):
@ -119,7 +121,7 @@ class Graph:
minimum_weight_edge[component] = [u, v, w] minimum_weight_edge[component] = [u, v, w]
for edge in minimum_weight_edge: for edge in minimum_weight_edge:
if edge != -1: if isinstance(edge, list):
u, v, w = edge u, v, w = edge
u_component = self.m_component[u] u_component = self.m_component[u]

2
mypy.ini
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@ -2,4 +2,4 @@
ignore_missing_imports = True ignore_missing_imports = True
install_types = True install_types = True
non_interactive = True non_interactive = True
exclude = (graphs/boruvka.py|graphs/breadth_first_search.py|graphs/breadth_first_search_2.py|graphs/check_cycle.py|graphs/finding_bridges.py|graphs/greedy_min_vertex_cover.py|graphs/random_graph_generator.py|matrix_operation.py|other/least_recently_used.py|other/lfu_cache.py|other/lru_cache.py|searches/simulated_annealing.py|searches/ternary_search.py) exclude = (graphs/breadth_first_search.py|graphs/breadth_first_search_2.py|graphs/check_cycle.py|graphs/finding_bridges.py|graphs/greedy_min_vertex_cover.py|graphs/random_graph_generator.py|matrix_operation.py|other/least_recently_used.py|other/lfu_cache.py|other/lru_cache.py|searches/simulated_annealing.py|searches/ternary_search.py)