func_seed added

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - `get_cmap` function
 - `Gateway` enum
 ### Changed
+- `func_seed` parameter added to GenerativeImage `__init__`
 - minor edits in `functions.py`
 - `DEFAULT_CMAP` renamed to `DEFAULT_CMAP_NAME`
 - `pillow` added to conda dependencies

README.md

@@ -112,6 +112,8 @@ Samila is a generative art generator written in Python, Samila lets you create i
 ```
 <img src="https://github.com/sepandhaghighi/samila/raw/master/otherfiles/images/7.png">	
 
+* You can change function generation seed by `func_seed` parameter in `GenerativeImage`
+
 ### Basic
 ```pycon
 >>> import random

samila/genimage.py

@@ -26,7 +26,13 @@ class GenerativeImage:
     >>> GI = GenerativeImage(f1, f2)
     """
 
-    def __init__(self, function1=None, function2=None, data=None, config=None):
+    def __init__(
+            self,
+            function1=None,
+            function2=None,
+            data=None,
+            config=None,
+            func_seed=None):
         """
         Init method.
 
@@ -38,6 +44,8 @@ def __init__(self, function1=None, function2=None, data=None, config=None):
         :type data: (io.IOBase & file)
         :param config: generative image config
         :type config: (io.IOBase & file)
+        :param func_seed: random seed for function generation
+        :type func_seed: Any
         """
         _GI_initializer(self, function1, function2)
         if config is not None:
@@ -53,6 +61,8 @@ def __init__(self, function1=None, function2=None, data=None, config=None):
                     self.python_version,
                     self.__version__),
                 RuntimeWarning)
+        if func_seed is not None:
+            random.seed(func_seed)
         if self.function1 is None:
             if self.function1_str is None:
                 self.function1_str = random_equation_gen()

test/overall_test.py

@@ -361,6 +361,15 @@
 True
 >>> del(g1)
 >>> del(g2)
+>>> random.seed(22)
+>>> g = GenerativeImage()
+>>> g.generate(start=-2*math.pi, step=0.1, stop=math.pi/2)
+>>> g_ = GenerativeImage(func_seed=22)
+>>> g_.generate(start=-2*math.pi, step=0.1, stop=math.pi/2)
+>>> g.function1_str == g_.function1_str
+True
+>>> g.function2_str == g_.function2_str
+True
 >>> os.remove("test.png")
 >>> os.remove("test2.png")
 >>> os.remove("data.json")