#!/usr/bin/python

# drawunrootedcircular.py

# Use ete2 to render an unrooted tree from an input Newick formatted tree file.

# Render the tree as circular.

# sys.argv[1] -- filename for tree file

# sys.argv[2] -- filename for output .png file

import sys

from ete2 import Tree, TreeStyle

if( len(sys.argv) != 3 ):

print "Usage: python drawunrootedcircular.py <Newick_file> <Tree_png>"

exit(-1)

t = Tree(sys.argv[1])

c = TreeStyle()

c.mode = "c"

c.scale = 50

c.arc_start = -90

c.arc_span = 360

t.render(sys.argv[2], w=720, units="px", tree_style=c)