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Commitc2e78b2

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Merge pull requestahmedfgad#47 from rengel8/save-matplot-option
Two changes in the `plot_result()` method.1) Rename the parameter to `save_dir`. If it is not None, then save.2) Keep the `.show()` function called regardless of saving the figure or not.
2 parents19c20c4 +517612c commitc2e78b2

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‎pygad.py

Lines changed: 8 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -2792,7 +2792,7 @@ def best_solution(self, pop_fitness=None):
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returnbest_solution,best_solution_fitness,best_match_idx
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defplot_result(self,title="PyGAD - Iteration vs. Fitness",xlabel="Generation",ylabel="Fitness",linewidth=3):
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defplot_result(self,title="PyGAD - Iteration vs. Fitness",xlabel="Generation",ylabel="Fitness",linewidth=3,save_dir=None):
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"""
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Creates and shows a plot that summarizes how the fitness value evolved by generation. Can only be called after completing at least 1 generation. If no generation is completed, an exception is raised.
@@ -2802,6 +2802,7 @@ def plot_result(self, title="PyGAD - Iteration vs. Fitness", xlabel="Generation"
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xlabel: Label on the X-axis.
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ylabel: Label on the Y-axis.
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linewidth: Line width of the plot.
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save_dir: Directory to save the figure.
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Returns the figure.
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"""
@@ -2817,7 +2818,12 @@ def plot_result(self, title="PyGAD - Iteration vs. Fitness", xlabel="Generation"
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matplotlib.pyplot.title(title)
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matplotlib.pyplot.xlabel(xlabel)
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matplotlib.pyplot.ylabel(ylabel)
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ifnotsave_dirisNone:
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matplotlib.pyplot.savefig(fname=save_dir,
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bbox_inches='tight')
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matplotlib.pyplot.show()
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returnfig
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defsave(self,filename):
@@ -2845,4 +2851,4 @@ def load(filename):
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raiseFileNotFoundError("Error reading the file {filename}. Please check your inputs.".format(filename=filename))
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except:
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raiseBaseException("Error loading the file. Please check if the file exists.")
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returnga_in
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returnga_in

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