Cleaned up list usage

src/mutation/mutation_methods.py

@@ -33,7 +33,7 @@ class Mutation_Methods:
 
         def individual_genes(ga, old_chromosome):
             """Mutates a random gene in the chromosome and resets the fitness."""
-            chromosome = ga.make_chromosome(old_chromosome.get_gene_list())
+            chromosome = ga.make_chromosome(list(old_chromosome))
 
             # Loops until enough mutations occur
             for n in range(ceil(len(chromosome)*ga.gene_mutation_rate)):
@@ -61,7 +61,7 @@ class Mutation_Methods:
 
                 def swap_genes(ga, old_chromosome):
                     """Mutates a random gene in the chromosome and resets the fitness."""
-                    chromosome = ga.make_chromosome(old_chromosome.get_gene_list())
+                    chromosome = ga.make_chromosome(list(old_chromosome))
 
                     # Loops until enough mutations occur
                     for n in range(ceil(len(chromosome)*ga.gene_mutation_rate)):

src/structure/chromosome.py

@@ -57,7 +57,7 @@ class Chromosome:
 
     def __iter__(self):
         """Returns an iterable of the gene list"""
-        return iter(self.gene_list)
+        return self.gene_list
 
 
     def __getitem__(self, k):
@@ -75,11 +75,25 @@ class Chromosome:
         return len(self.gene_list)
 
 
+    def __contains__(self, searched_gene):
+        """Returns True if the chromosome contains the gene and False otherwise.
+        Ex. if chromosome in ga.population: ..."""
+
+        return (searched_gene in self.gene_list)
+
+
+    def index_of(self, searched_gene):
+        """Returns the index of the gene in the current chromosome.
+        Returns -1 if no index found."""
+
+        return self.gene_list.index(searched_gene)
+
+
     def __repr__(self):
         """Create a backend string of the chromosome. Ex '1, 2, 3'."""
-        return ', '.join(repr(gene) for gene in self.gene_list)
+        return ', '.join(repr(gene) for gene in self)
 
 
     def __str__(self):
         """Create a printable string of the chromosome. Ex '[1][2][3]'."""
-        return ''.join(str(gene) for gene in self.gene_list)
+        return ''.join(str(gene) for gene in self)

src/structure/population.py

@@ -153,7 +153,7 @@ class Population:
 
     def __iter__(self):
         """Returns an iterable of chromosomes"""
-        return iter(self.chromosome_list)
+        return self.chromosome_list
 
 
     def __getitem__(self, k):
@@ -175,22 +175,14 @@ class Population:
         """Returns True if the current population contains the chromosome and False otherwise.
         Ex. if chromosome in ga.population: ..."""
 
-        for index in range(len(self)):
+        return (searched_chromosome in self.chromosome_list)
-            if self[index] == searched_chromosome:
-                return True
-        else:
-            return False
 
 
     def index_of(self, searched_chromosome):
         """Returns the index of the chromosome in the current population.
         Returns -1 if no index found."""
 
-        for index in range(len(self)):
+        return self.chromosome_list.index(searched_chromosome)
-            if self[index] == searched_chromosome:
-                return index
-        else:
-            return -1
 
 
     def __repr__(self):