Bugfix: Passing config contents from variable in Python3.

Didn't worked previously neither as str nor bytes object.

Author: Tomasz bla Fortuna

examples3/demo_config_genome.py

@@ -59,6 +59,10 @@ def quad(x):
 
 loader = ConfigLoader(filename="quadratic.ini", require_genes=['x1', 'x2'])
 
+# Check also passing config as an argument
+config_contents = open('quadratic.ini', 'r', encoding='utf-8').read()
+test_loader = ConfigLoader(filename=None, config_contents=config_contents, require_genes=['x1', 'x2'])
+
 class QuadraticSolver(Organism):
     """
     Implements the organism which tries

pygene3/__init__.py

@@ -5,7 +5,7 @@
 new to genetic algorithms.
 """
 
-version = "0.3.1"
+version = "0.3.2"
 
 __all__ = [
     'gene', 'gamete', 'organism', 'population', 'xmlio', 'prog',

pygene3/config.py

@@ -93,7 +93,7 @@ def __init__(self, filename, require_genes=[], config_contents=None):
 
         if filename is None and config_contents is not None:
             import io
-            self.config.readfp(io.BytesIO(config_contents))
+            self.config.readfp(io.StringIO(config_contents))
         else:
             self.config.read(filename)