use matplotlib instead of cv2 for showing image on terminal, update readme

Author: spacerest

README.md

@@ -21,7 +21,6 @@ from moon.terminal_ui import TerminalUi
 
 ui = TerminalUi()
 ui.set_moon_phase() #defaults to today's date
-ui.set_moon_image() 
 ui.show()
 ```
 
@@ -32,7 +31,6 @@ from moon.jupyter_ui import JupyterUi
 
 ui = JupyterUi()
 ui.set_moon_phase() #defaults to today's date
-ui.set_moon_image() 
 ui.show()
 ```
 

moon/terminal_ui.py

@@ -1,12 +1,14 @@
 from moon.dialamoon import Moon
 import cv2
+import matplotlib.pyplot as plt
 
 class TerminalUi(Moon):
     def show(self):
-        print("☽ the image will open up in a new window. It might be behind your terminal window. To close the image, press any key while it's open.")
-        cv2.imshow(str(self.datetime), self.image)
-        cv2.waitKey(0)
-        print("Closing image...")
-        cv2.destroyAllWindows()
-
-  
+        print("☽ the image will open up in a new window. It might be behind your terminal window.")
+        try:
+            plt.imshow(cv2.cvtColor(self.image, cv2.COLOR_BGR2RGB))
+            plt.show()
+            print("Image closed.")
+        except:
+            e = sys.exc_info()[1]
+            print("Error: %s" % e) 

setup.py

@@ -8,19 +8,20 @@
 setup(
     name = 'moon',
     packages = find_packages(),
-    version = '1.0.6',
+    version = '1.0.7',
     license='MIT',
     description = 'Gets moon visualizations courtesy of NASA/Ernie Wright',
     long_description_content_type="text/markdown",
     long_description = long_description,
     author = 'Sadie Parker',
     author_email = '[email protected]',
     url = 'https://github.com/spacerest/moon',
-    download_url = 'https://github.com/spacerest/moon/archive/v_1_0_6.tar.gz',
+    download_url = 'https://github.com/spacerest/moon/archive/v_1_0_7.tar.gz',
     keywords = ['MOON', 'ART'],
     install_requires=[
         'numpy~=1.16',
-        'opencv-python~=4.1.1.26'
+        'opencv-python~=4.2.0.34',
+        'matplotlib~=3.2.1',
     ],
     classifiers=[
     'Development Status :: 4 - Beta',