Modernize

- Remove gui because PySide only worked on 3.4.
- Pin specific versions of dependencies.
- Restructure folders.
- Replace optparse with argparse.
- Add type hints.
- Add more explanation in comments.
- Use namedtuples for readability.
- Added different images.
- Use the black linter.

README.md

@@ -2,52 +2,42 @@
 
 Makin some pictures
 
-Ascii py requires the use of Python 3.3 or greater because of [an addition made to the shutil ibrary](https://docs.python.org/3/library/shutil.html#querying-the-size-of-the-output-terminal).
-
 Install instructions
 ---
 
-Using pip:
+Using pip
+---
 
-`python3 -m pip install ascii_py`
+```
+python3 -m pip install ascii_py
+```
 
-Manually:
+From source
+---
 
 ```
 git clone https://github.com/profoak/ascii_py
 cd ascii_py
 python3 setup.py install
 ```
 
-If you want to use the gui component: `python3 setup_gui.py install`
-
-This library requires the Pillow and colorama libraries. If you use the above install methods, these will automagically be installed.
-
-`python3 -m pip install -U Pillow colorama`
-
-To use the gui you need PySide
-
-`python3 -m pip install -U PySide`
-
-At the time of this commit PySide can only be installed on Python versions 2.6, 2.7, 3.3, 3.4. If you wish to use the GUI you must have installed versions 3.3 or 3.4. You can read more about it here https://github.com/PySide/pyside-setup/issues/53
-
 Usage
 ---
 
 ```
-Usage: ascii_py [options]
+usage: ascii_py [-h] [-o OUT] [-w WORDS] [-s STEP] [-d] [-t] input_file
 
-Options:
+positional arguments:
+  input_file            Input file to convert from.
 
+optional arguments:
   -h, --help            show this help message and exit
-  -o FILENAME, --out=FILENAME
-                        The filename you want your final image saved as
-  -w WORDS, --words=WORDS
-                        Use words to create your image
-  -s STEP, --step=STEP  Choose the distance of your characters
-  -d, --density         Adding the flag converts the image based on visual
-                        density
-  -t, --terminal        Print ascii image to terminal
+  -o OUT, --out OUT     The filename you want your final image saved as.
+  -w WORDS, --words WORDS
+                        Use words to create your image.
+  -s STEP, --step STEP  Choose the distance of your characters.
+  -d, --density         Adding the flag converts the image based on visual density.
+  -t, --terminal        Print ascii image to terminal.
 ```
 
 Example images