diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/WOPI_config_writer.py b/WOPI_config_writer.py
new file mode 100644
index 0000000..ab8aa31
--- /dev/null
+++ b/WOPI_config_writer.py
@@ -0,0 +1,63 @@
+import json
+
+# class Config
+#     def __init__(self, )
+
+def save_json(j_dict, file):
+    with open(file, 'w') as outfile:
+        json.dump(j_dict,outfile)
+
+
+def write_heli_data(angles, blades, blade_length=8, fat=True):
+    blade_offsets = [int(angles*x/blades) for x in range(blades)]
+    base = [1 for x in range(angles)]
+    blade_names = ['blade_{}'.format(x) for x in range(blades)]
+    axes = ['' for x in range(angles)]
+
+    heli_dict = {'title': 'helicopter', 'colormap': 'jet', 'axes': axes, 'animated': True, 'frame_length': 40}
+
+    groups = dict()
+    for t in range(angles):
+        for b in range(blades):
+            pos = (t+blade_offsets[b]) % angles
+            data = base.copy()
+            data[pos] = blade_length
+            if fat:
+                data[(pos+1) % angles] = blade_length
+            content = {'name':blade_names[b],
+                       'data':data,
+                       'frame':t}
+            g_name = 'group_{}_{}'.format(b,t)
+            groups[g_name] = content
+    heli_dict['groups'] = groups
+    return heli_dict
+
+# h_dict = write_heli_data(20,4)
+# file = 'helicopter_3.json'
+#
+# save_json(h_dict, file)
+
+def write_cm_fail(angles, blade_length=8, fat=True):
+    base = [1 for x in range(angles)]
+    axes = ['' for x in range(angles)]
+    color_dict = {'title': 'colormap example', 'colormap': 'Accent', 'axes': axes}
+
+    groups = dict()
+    for t in range(angles):
+        data = base.copy()
+        data[t] = blade_length
+        if fat:
+            data[(t+1) % angles] = blade_length
+        content = {'data': data,}
+        g_name = 'color_{}'.format(t)
+        groups[g_name] = content
+    color_dict['groups'] = groups
+    return color_dict
+
+c_dict_1 = write_cm_fail(9)
+c_dict_2 = write_cm_fail(8)
+file_1 = 'failed_cm.json'
+file_2 = 'succeed_cm.json'
+
+save_json(c_dict_1, file_1)
+save_json(c_dict_2, file_2)
\ No newline at end of file
diff --git a/helicopter_3.json b/helicopter_3.json
new file mode 100644
index 0000000..44ee355
--- /dev/null
+++ b/helicopter_3.json
@@ -0,0 +1 @@
+{"title": "helicopter", "colormap": "jet", "axes": ["", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", ""], "animated": true, "frame_length": 40, "groups": {"group_0_0": {"name": "blade_0", "data": [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 0}, "group_1_0": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 0}, "group_2_0": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 0}, "group_3_0": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1], "frame": 0}, "group_0_1": {"name": "blade_0", "data": [1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 1}, "group_1_1": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 1}, "group_2_1": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1], "frame": 1}, "group_3_1": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1], "frame": 1}, "group_0_2": {"name": "blade_0", "data": [1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 2}, "group_1_2": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 2}, "group_2_2": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1], "frame": 2}, "group_3_2": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1], "frame": 2}, "group_0_3": {"name": "blade_0", "data": [1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 3}, "group_1_3": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 3}, "group_2_3": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1], "frame": 3}, "group_3_3": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8], "frame": 3}, "group_0_4": {"name": "blade_0", "data": [1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 4}, "group_1_4": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 4}, "group_2_4": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1], "frame": 4}, "group_3_4": {"name": "blade_3", "data": [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8], "frame": 4}, "group_0_5": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 5}, "group_1_5": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 5}, "group_2_5": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1], "frame": 5}, "group_3_5": {"name": "blade_3", "data": [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 5}, "group_0_6": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 6}, "group_1_6": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1], "frame": 6}, "group_2_6": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1], "frame": 6}, "group_3_6": {"name": "blade_3", "data": [1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 6}, "group_0_7": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 7}, "group_1_7": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1], "frame": 7}, "group_2_7": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1], "frame": 7}, "group_3_7": {"name": "blade_3", "data": [1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 7}, "group_0_8": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 8}, "group_1_8": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1], "frame": 8}, "group_2_8": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8], "frame": 8}, "group_3_8": {"name": "blade_3", "data": [1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 8}, "group_0_9": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 9}, "group_1_9": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1], "frame": 9}, "group_2_9": {"name": "blade_2", "data": [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8], "frame": 9}, "group_3_9": {"name": "blade_3", "data": [1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 9}, "group_0_10": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 10}, "group_1_10": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1], "frame": 10}, "group_2_10": {"name": "blade_2", "data": [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 10}, "group_3_10": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 10}, "group_0_11": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1], "frame": 11}, "group_1_11": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1], "frame": 11}, "group_2_11": {"name": "blade_2", "data": [1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 11}, "group_3_11": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 11}, "group_0_12": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1], "frame": 12}, "group_1_12": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1], "frame": 12}, "group_2_12": {"name": "blade_2", "data": [1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 12}, "group_3_12": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 12}, "group_0_13": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1], "frame": 13}, "group_1_13": {"name": "blade_1", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8], "frame": 13}, "group_2_13": {"name": "blade_2", "data": [1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 13}, "group_3_13": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 13}, "group_0_14": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1], "frame": 14}, "group_1_14": {"name": "blade_1", "data": [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8], "frame": 14}, "group_2_14": {"name": "blade_2", "data": [1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 14}, "group_3_14": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 14}, "group_0_15": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1], "frame": 15}, "group_1_15": {"name": "blade_1", "data": [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 15}, "group_2_15": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 15}, "group_3_15": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 15}, "group_0_16": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1], "frame": 16}, "group_1_16": {"name": "blade_1", "data": [1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 16}, "group_2_16": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 16}, "group_3_16": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1], "frame": 16}, "group_0_17": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1], "frame": 17}, "group_1_17": {"name": "blade_1", "data": [1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 17}, "group_2_17": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 17}, "group_3_17": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1], "frame": 17}, "group_0_18": {"name": "blade_0", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8], "frame": 18}, "group_1_18": {"name": "blade_1", "data": [1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 18}, "group_2_18": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 18}, "group_3_18": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1], "frame": 18}, "group_0_19": {"name": "blade_0", "data": [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8], "frame": 19}, "group_1_19": {"name": "blade_1", "data": [1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 19}, "group_2_19": {"name": "blade_2", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1], "frame": 19}, "group_3_19": {"name": "blade_3", "data": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1], "frame": 19}}}
\ No newline at end of file
diff --git a/my-WOPI.py b/my-WOPI.py
new file mode 100644
index 0000000..77cc539
--- /dev/null
+++ b/my-WOPI.py
@@ -0,0 +1,268 @@
+import argparse
+import json
+import matplotlib.pyplot as plt
+import matplotlib.animation as animation
+import matplotlib
+from math import pi
+import numpy as np
+import datetime
+
+
+def parseCommands():
+    """
+    Parses commands from the command line.
+
+    Returns:
+        argparse.ArgumentParser object
+    """
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-c", "--config", type=str,
+                        help="config file")
+    parser.add_argument("-s", "--save", type=str,
+                        help="save plot as an image")
+    args = parser.parse_args()
+    return args
+
+
+def setConfig(config_file):
+    """
+    Reads config file location from args, extracts json file to dict.
+
+    Args:
+
+    * config_file (string)
+
+    Returns:
+        dict
+    """
+    with open(config_file) as json_file:
+        config = json.load(json_file)
+    cleanConfig(config)
+    return config
+
+
+def checkType(dict_, key, type_):
+    """
+    Raises appropriate exception if the key points to the wrong type of value
+
+    Args:
+
+    * dict_ (dict)
+    * key (string)
+    * type_ (type)
+    """
+    if type(dict_[key]) is not type_:
+        raise Exception("{0} does not have type {1}. {0} had type {2}".format(key, type_, type(dict_[key])))
+
+
+def cleanConfig(config):
+    """
+    Cleans the configuration data and raises exceptions where appropriate.
+
+    Args:
+
+    * config (dict)
+    """
+    if 'title' not in config:
+        config['title'] = ''
+    checkType(config, 'title', str)
+    if 'axes' not in config:
+        raise Exception("'axes' does not exist in config file.")
+    checkType(config, 'axes', list)
+    if len(config['axes']) == 0:
+        raise Exception("'axes' should contain at least one axis.")
+    if 'groups' not in config:
+        raise Exception("'groups' does not exist in config file.")
+    checkType(config, 'groups', dict)
+    if 'animated' not in config:
+        config['animated'] = False
+    checkType(config, 'animated', bool)
+    if 'colormap' not in config:
+        config['colormap'] = 'tab20'
+    if 'frame_length' not in config:
+        config['frame_length'] = 400
+    checkType(config, 'frame_length', int)
+
+    date_dict = dict()              # keys are dates, values are all groups with that date
+    frames_missing = False
+    has_frames = False
+    name_set = set()
+    data_set = set()
+    for group, content in config['groups'].items():
+        if type(content) is not dict:
+            raise Exception("{0} should be a dict. {0} had type: {1}".format(type(content), group))
+        if 'name' not in content:
+            content['name'] = group
+        name_set.add(content['name'])
+        if 'data' not in content:
+            raise Exception("'data' does not exist in group '{}'.".format(group))
+        if type(content['data']) is not list:
+            raise Exception("'data' in group '{}' is not a list")
+        if len(content['data']) != len(config['axes']):
+            raise Exception("the size of data in group '{}' conflicts with the number of axes"
+                            .format(group))
+        for x in content['data']:
+            if not isinstance(x, (int, float)):
+                raise Exception("data in group'{}' is not numerical".format(group))
+            data_set.add(x)
+        if config['animated']:
+            # extract enough information to be sure we can assign a frame to each group later
+            if not ('date' in content or 'frame' in content):
+                raise Exception("insufficient data in group '{}' to assign a frame"
+                                .format(group))
+            if 'date' in content:
+                date_dict.setdefault(content['date'], []).append(group)
+            if 'frame' in content:
+                if type(content['frame']) is not int:
+                    raise Exception("'frame' in group {} does not have type int".format(group))
+                has_frames = True
+            else:
+                frames_missing = True
+        else:
+            content['frame'] = 0
+    # pad the range of the plot appropriately
+    if 'max' not in config:
+        config['max'] = int(max(data_set) + 1)
+    if 'min' not in config:
+        config['min'] = int(min(data_set) - 1)
+        if config['min'] > 0:
+            config['min'] = 0
+
+    if config['animated']:
+        if has_frames and frames_missing:
+            raise Exception("'frame' data is incomplete")
+        # if frames_missing is True and an exception has not been raised then all groups must have dates.
+        # 'frame' data is then assumed to be in chronological order and the config file is updated accordingly.
+        if not has_frames:
+            i = 0
+            for date in sorted(date_dict, key=lambda date: datetime.datetime.strptime(date, "%d/%m/%Y")):
+                group_list = date_dict[date]
+
+                for group in group_list:
+                    config['groups'][group]['frame'] = i
+                i += 1
+
+    # if no color is specified for a group then one will be assigned. If there is a group with the same name which
+    # already has a color, this one will be assigned, otherwise one will be chosen using the specified colormap.
+    # Colors must be the same for all groups with the same name. Colors must be distinct on each frame.
+    cm = matplotlib.cm.get_cmap(config['colormap'])
+    palette = [matplotlib.colors.to_rgb(cm(x / len(name_set))) for x in range(len(name_set))]
+    color_set = set()
+    color_frame_dict = dict()       # keys are tuples of rgb color and frame, values are groups
+    name_color_dict = dict()        # keys are names, values are colors (rgb)
+    name_frame_set = set()          # elements are tuples of name and frame where these belong to the same group
+    for group, content in config['groups'].items():
+        if 'color' not in content:
+            content['color'] = 'default'
+        elif content['color'] != 'default':
+            if not matplotlib.colors.is_color_like(content['color']):
+                raise Exception("group '{}' does not have a valid color.".format(group))
+            # Colors are normalized to rgb so they can be compared.
+            normalized_color = matplotlib.colors.to_rgb(content['color'])
+            color_set.add(normalized_color)
+            if (normalized_color, content['frame']) in color_frame_dict:
+                raise Exception("group '{}' has shares a conflicting color with group '{}'"
+                                .format(group, color_frame_dict[(normalized_color, content['frame'])]))
+            else:
+                color_frame_dict[(normalized_color, content['frame'])] = group
+            if content['name'] in name_color_dict:
+                if content['color'] != name_color_dict[content['name']]:
+                    raise Exception("the group name '{}' is assigned two different colors"
+                                    .format(content['name']))
+            else:
+                name_color_dict[content['name']] = content['color']
+        if (content['name'], content['frame']) in name_frame_set:
+            raise Exception("two groups share the name '{}' and the frame '{}'"
+                            .format(content['name'], content['frame']))
+        else:
+            name_frame_set.add((content['name'], content['frame']))
+    for group, content in config['groups'].items():
+        # colors are assigned to all groups, first checking for colors assigned to groups with the same name,
+        # otherwise choosing a color taken from our colormap
+        if content['color'] == 'default':
+            if content['name'] in name_color_dict:
+                content['color'] = name_color_dict[content['name']]
+            else:
+                color_assigned = False
+                for col in palette:
+                    if col not in color_set:
+                        content['color'] = col
+                        name_color_dict[content['name']] = col
+                        color_set.add(col)
+                        color_assigned = True
+                        break
+                if not color_assigned:
+                    raise Exception("insufficient colors in colormap '{}'".format(config['colormap']))
+
+
+def orderFrames(config):
+    """
+    Extracts a list of lists of groups, ordered by their frames.
+
+    If a frame in between the start and end has no group with that frame, an empty list will be placed in that position.
+
+    Args:
+        config (dict)
+    Returns:
+        list
+    """
+    frame_dict = dict()
+    for group, content in config['groups'].items():
+        frame_dict.setdefault(content['frame'], []).append(group)
+    ordered_frame_list = sorted(frame_dict)
+    min_ = ordered_frame_list[0]
+    max_ = ordered_frame_list[-1]
+    total_frame_list = [frame_dict[frame+min_] if frame+min_ in frame_dict else []
+                        for frame in range(max_-min_+1)]
+    return total_frame_list
+
+
+def main():
+    """Reads a config file specified in the command line and creates a radar plot from the data."""
+    args = parseCommands()
+    config = setConfig(args.config)
+    frame_list = orderFrames(config)
+
+    number_of_axes = len(config['axes'])
+    angle = 2*pi / number_of_axes
+    angles = [angle*x for x in range(number_of_axes)]
+    labels = config['axes']
+    fig = plt.figure()
+    ax = plt.subplot(111, polar=True, animated=False)
+
+    def update_fig(i):
+        ax.clear()
+        plt.xticks(angles, labels)
+        plt.title(config['title'])
+        ax.set_rmax(config['max'])
+        ax.set_rmin(config['min'])
+
+        group_list = frame_list[i]
+        for group in group_list:
+            patch_color = config['groups'][group]['color']
+            values = config['groups'][group]['data']
+            polygon_coords = np.array(list(zip(angles, values)))
+            polygon = matplotlib.patches.Polygon(polygon_coords, color=patch_color, alpha=0.4,
+                                                 label=config['groups'][group]['name'])
+            ax.add_patch(polygon)
+        ax.legend(loc='lower right')
+        plt.draw()
+
+    # initialise the first frame of the animation if animated, plot if otherwise
+    update_fig(0)
+
+    if config['animated']:
+        ani = animation.FuncAnimation(fig, update_fig, len(frame_list), interval=config['frame_length'], repeat=True)
+
+    if args.save is None:
+        plt.show()
+    else:
+        if not config['animated']:
+            plt.savefig(args.save, format='png')
+        else:
+            # animations do not seem to save properly
+            ani.save(args.save)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/testConfigEx.json b/testConfigEx.json
new file mode 100644
index 0000000..6996b54
--- /dev/null
+++ b/testConfigEx.json
@@ -0,0 +1,45 @@
+{
+  "title": "test plot",
+  "axes": [
+    "axis 1",
+    "axis 2",
+    "axis 3"
+  ],
+  "animated": true,
+  "groups": {
+    "groupA": {
+      "name": "Alice",
+      "data": [1,2,3],
+      "color": "blue",
+      "date": "01/02/2003"
+    },
+    "groupB": {
+      "name": "Bob",
+      "data": [4,3,1],
+      "date": "04/05/2020"
+    },
+    "groupC": {
+      "data": [4,3,1],
+      "color": "default",
+      "date": "05/06/2010"
+    },
+    "groupA2": {
+      "name": "Alice",
+      "data": [2,3,4],
+      "date": "05/06/2010"
+    },
+    "groupB2": {
+      "name": "Bob",
+      "data": [3,2,1],
+      "date": "01/02/2003"
+    },
+    "groupA3": {
+      "name": "Alice",
+      "data": [2,3,4],
+      "color": "default",
+      "date": "04/05/2020"
+    }
+
+  }
+}
+
diff --git a/testConfigFrameDataIncomplete.json b/testConfigFrameDataIncomplete.json
new file mode 100644
index 0000000..7a23a52
--- /dev/null
+++ b/testConfigFrameDataIncomplete.json
@@ -0,0 +1,64 @@
+{
+  "title": "test plot",
+  "axes": [
+    "axis 1",
+    "axis 2",
+    "axis 3",
+    "axis 4"
+  ],
+  "animated": true,
+  "groups": {
+    "groupA0": {
+      "name": "Alice",
+      "data": [1,2,3,4],
+      "color": "green",
+      "frame": 0
+    },
+    "groupB0": {
+      "name": "Bob",
+      "data": [2,3,4,3],
+      "color": "default",
+      "frame": 0
+    },
+    "groupC0": {
+      "name": "Charlie",
+      "data": [4,3,1,2],
+      "date": 0
+    },
+    "groupA1": {
+      "name": "Alice",
+      "data": [5,3,2,5],
+      "color": "default",
+      "frame": 2
+    },
+    "groupB1": {
+      "name": "Bob",
+      "data": [3,4,2,5],
+      "color": "default",
+      "frame": 2
+    },
+    "groupC1": {
+      "name": "Charlie",
+      "data": [6,4,2,2],
+      "date": 2
+    },
+    "groupA2": {
+      "name": "Alice",
+      "data": [6,7,4,3],
+      "color": "green",
+      "frame": 1
+    },
+    "groupB2": {
+      "name": "Bob",
+      "data": [6,5,1,1],
+      "color": "default",
+      "frame": 1
+    },
+    "groupC2": {
+      "name": "Charlie",
+      "data": [1,2,1,7],
+      "date": 1
+    }
+  }
+}
+
diff --git a/testConfigLong.json b/testConfigLong.json
new file mode 100644
index 0000000..395130b
--- /dev/null
+++ b/testConfigLong.json
@@ -0,0 +1,64 @@
+{
+  "title": "test plot",
+  "axes": [
+    "axis 1",
+    "axis 2",
+    "axis 3",
+    "axis 4"
+  ],
+  "animated": true,
+  "groups": {
+    "groupA0": {
+      "name": "Alice",
+      "data": [1,2,3,4],
+      "color": "green",
+      "frame": 0
+    },
+    "groupB0": {
+      "name": "Bob",
+      "data": [2,3,4,3],
+      "color": "default",
+      "frame": 0
+    },
+    "groupC0": {
+      "name": "Charlie",
+      "data": [4,3,1,2],
+      "frame": 0
+    },
+    "groupA1": {
+      "name": "Alice",
+      "data": [5,3,2,5],
+      "color": "default",
+      "frame": 2
+    },
+    "groupB1": {
+      "name": "Bob",
+      "data": [3,4,2,5],
+      "color": "default",
+      "frame": 2
+    },
+    "groupC1": {
+      "name": "Charlie",
+      "data": [6,4,2,2],
+      "frame": 2
+    },
+    "groupA2": {
+      "name": "Alice",
+      "data": [6,7,4,3],
+      "color": "green",
+      "frame": 1
+    },
+    "groupB2": {
+      "name": "Bob",
+      "data": [6,5,1,1],
+      "color": "default",
+      "frame": 1
+    },
+    "groupC2": {
+      "name": "Charlie",
+      "data": [1,2,1,7],
+      "frame": 1
+    }
+  }
+}
+
diff --git a/test_my-WOPI.py b/test_my-WOPI.py
new file mode 100644
index 0000000..22244a7
--- /dev/null
+++ b/test_my-WOPI.py
@@ -0,0 +1,7 @@
+myWOPI = __import__("my-WOPI")
+import pytest
+
+def test_checkType():
+    td = {"goodkey":"badvalue"}
+    with pytest.raises(Exception):
+        my-WOPI.checkType(td,"goodkey",int)
\ No newline at end of file