Update two_body.py

Author: TimGoTheCreator

examples/TwoBodies/two_body.py

@@ -1,12 +1,15 @@
-import os, sys
-
-root = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", ".."))
-if root not in sys.path:
-    sys.path.insert(0, root)
-
-from tools.icbuilder import particleAdd, save
-
-particleAdd(0, 0, 0, 0, 0, 0, 10)
-particleAdd(5, 0, 0, 0, 1, 0, 1)
-
-save("two_body.txt")
+import os, sys
+
+root = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", ".."))
+if root not in sys.path:
+    sys.path.insert(0, root)
+
+from tools.icbuilder import save
+
+# Build your two-body system manually
+particles = [
+    (0, 0, 0, 0, 0, 0, 10),   # massive body
+    (5, 0, 0, 0, 1, 0, 1),    # lighter orbiting body
+]
+
+save("two_body.txt", particles)