add a small tool to allow for adding figures directly into Jupyter-notebook

tools/add_figure.py

+#!/usr/bin/python3
+from os import getcwd 
+import matplotlib.pyplot as plt
+import matplotlib.image as mpimg
+
+def add_figure(RELPATH, WIDTH=10.0, HEIGHT=10.0):
+    """
+    Display figure located at RELPATH through matplotlib rendering machine.
+    
+    WIDTH and HEIGHT can be given as parameters of type float to determine the 
+    measures of the figure. Nominally both are given in inches. Axes will be 
+    suppressed.
+    """
+    PREFIX=getcwd()+"/"
+    print(PREFIX+RELPATH)
+    print(RELPATH[:RELPATH.rfind(".")].replace("/", "_"))
+    img = plt.figure(RELPATH[:RELPATH.rfind(".")].replace("/", "_"), figsize=(WIDTH, HEIGHT))
+    img = mpimg.imread(PREFIX+RELPATH)
+    # Render image in background
+    imgplot = plt.imshow(img)
+    # Hide axes
+    imgplot.axes.get_xaxis().set_visible(False)
+    imgplot.axes.get_yaxis().set_visible(False)
+    # Show image
+    plt.show()
+
+import argparse
+
+parser = argparse.ArgumentParser(
+    prog="PROG",
+    description="Add figure to code cell in Jupyter-notebook."
+    )
+parser.add_argument('filename', type=str, nargs=1,
+    help='Filename with relative path statement.')
+parser.add_argument('--witdh', type=float, dest='WIDTH', nargs=1, default=10.0,
+    help='Width of file (default 10.0 inches).')
+parser.add_argument('--height', type=float, dest='HEIGHT', nargs=1, default=10.0,
+    help='Height of file (default 10.0 inches).')
+args = parser.parse_args()
+add_figure(args.filename[0], args.WIDTH, args.HEIGHT)
+