Moved all graphing to its own class
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@ -24,6 +24,7 @@ from database import database
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from sqlite3 import Error
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# Graphing package
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from database import graph
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import matplotlib.pyplot as plt
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@ -157,34 +158,3 @@ class GA(Attributes):
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"""Prints the best chromosome and its fitness"""
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print(f"Best Chromosome \t: {self.population.get_chromosome(0)}")
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print(f"Best Fitness \t: {self.population.get_chromosome(0).get_fitness()}")
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def graph_scatter(self):
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"""Show a scatter plot of the database information."""
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# Query the X data
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generations = self.database.query_one_item("SELECT COUNT(DISTINCT generation) FROM data;")
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# Create the generations array
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X = list(range(0, generations))
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#Query the Y data
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Y_data = self.database.query_all("SELECT SUM(fitness) FROM data GROUP BY generation;")
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# Format the Y data so we can use it to plot
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Y = [i[0] for i in Y_data]
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# Set the plot size
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plt.figure(figsize=[5, 5])
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plt.scatter(X,Y)
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# x and y labels
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plt.xlabel('Generation')
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plt.ylabel('Generation Total Fitness')
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plt.title('Relationship Between Generations and Generation Total Fitness')
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# Show the plot
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plt.show()
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def graph_line(self):
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pass
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@ -24,6 +24,10 @@ from crossover import Crossover_Methods
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from database import database
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from sqlite3 import Error
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# Graphing package
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from database import graph
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import matplotlib.pyplot as plt
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class Attributes:
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"""Default GA attributes can be found here. If any attributes have not
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@ -66,7 +70,8 @@ class Attributes:
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generation integer NOT NULL,
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fitness DOUBLE,
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chromosome text
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); """
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); """,
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graph = graph.graph
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):
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# Initilization variables
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@ -116,6 +121,8 @@ class Attributes:
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self.database_name = deepcopy(database_name)
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self.sql_create_data_structure = deepcopy(sql_create_data_structure)
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# Graphing variables
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self.graph = deepcopy(graph)
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# Getter and setters for all required varibles
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@property
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39
src/database/graph.py
Normal file
39
src/database/graph.py
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@ -0,0 +1,39 @@
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# Graphing package
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import matplotlib.pyplot as plt
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# Database class
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from database import database
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from sqlite3 import Error
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class graph:
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""" """
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def scatter(ga):
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"""Show a scatter plot of the database information."""
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# Query the X data
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generations = ga.database.query_one_item("SELECT COUNT(DISTINCT generation) FROM data;")
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# Create the generations array
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X = list(range(0, generations))
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#Query the Y data
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Y_data = ga.database.query_all("SELECT SUM(fitness) FROM data GROUP BY generation;")
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# Format the Y data so we can use it to plot
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Y = [i[0] for i in Y_data]
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# Set the plot size
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plt.figure(figsize=[5, 5])
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plt.scatter(X,Y)
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# x and y labels
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plt.xlabel('Generation')
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plt.ylabel('Generation Total Fitness')
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plt.title('Relationship Between Generations and Generation Total Fitness')
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# Show the plot
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plt.show()
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def line(ga):
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pass
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@ -7,7 +7,7 @@ ga = EasyGA.GA()
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# Create 25 chromosomes each with 10 genes and 200 generations
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ga.population_size = 25
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ga.chromosome_length = 10
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ga.generation_goal = 200
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ga.generation_goal = 150
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# Create random genes from 0 to 10
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ga.gene_impl = lambda: random.randint(0, 10)
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@ -18,4 +18,4 @@ ga.target_fitness_type = 'min'
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ga.evolve()
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ga.graph_scatter()
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ga.graph.scatter(ga)
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