This function provides separate json files.

filtering.py

@@ -0,0 +1,56 @@
+import json
+import os
+import string
+import sys
+
+
+def country_filter(src, scope):
+    """
+    Search the data for a single country
+
+    :arg src: source dictionary
+    :arg scope: source selector
+    """
+
+    def filter(entry, item):
+        matching = entry["country"]
+
+        if item == matching or item == matching.lower() or item == matching.upper():
+            return True
+
+        else:
+            return False
+
+    return [entry for entry in src if filter(entry, scope)]
+
+
+def main():
+    args = []
+
+
+    # Retrieve our selecting countries (seperated by commas)
+    for arg in sys.argv[1:]:
+        args.append(arg)
+
+    if not args:
+        print("No arguments provided to filter")
+        return
+
+    # Load the source
+    try:
+        with open("./world_universities_and_domains.json") as src_file:
+            src = json.load(src_file)
+    except:
+        print("The JSON file doesn't exist")
+        return
+
+
+    # Write the filtered result
+    for arg in args:
+
+        with open("./{}_filtered_world_universities_and_domains.json".format(arg), "w") as dest_file:
+            json.dump(country_filter(src, arg), dest_file)
+
+
+if __name__ == "__main__":
+    main()