# Path: antitile/off.py
# def load_off(file):
#     """Loads OFF files from Antiprism.
# 
#     Args:
#         file: file handle
# 
#     Returns:
#         vertices: A numpy array of shape (# of vertices , 3) representing
#             the vertices of the polyhedron.
#         faces: A list of list of vertex indices. All faces from the OFF file
#             where Nv >= 3 are included here.
#         facecolors: A list of colors. If colors are not specified, this will
#             be None.
#         edges: A numpy array of shape (# of edges, 2) with values of
#             vertex indices. Any entry in the face list in the OFF
#             file where Nv = 2 will be here. May be None.
#         edgecolors: A list of colors. If colors are not specified, entry will
#             be None.
#         verts: A numpy array  of vertex indices. Any entry in the face
#             list in the OFF file where Nv = 1 will be here. May be None.
#         vertexcolors: A list of colors. If colors are not specified, will
#             be None.
#             """
#     head = readline_comment(file)
#     if not head:
#         raise ValueError('empty input')
#     elif head[:3] != 'OFF':
#         raise ValueError('not an OFF file')
#     count_line = readline_comment(file)
#     nvertices, nfaces, _ = [int(x) for x in count_line.split()]
#     vertices = []
#     for _ in range(nvertices):
#         line = readline_comment(file)
#         split_line = line.split()
#         if len(split_line) != 3:
#             raise ValueError('bad vertex: need 3d xyz coordinates')
#         vertices.append([float(x) for x in split_line])
#     vertices = np.array(vertices)
#     faces = []
#     facecolors = []
#     edges = []
#     edgecolors = []
#     verts = []
#     vertexcolors = []
#     for _ in range(nfaces):
#         line = readline_comment(file)
#         split_line = line.split()
#         nv = int(split_line[0])
#         vx = [int(x) for x in split_line[1:nv+1]]
#         colorspec = split_line[nv+1:]
#         lc = len(colorspec)
#         if lc == 0:
#             colorspec = None
#         elif lc == 1:
#             colorspec = int(colorspec[0])
#         elif lc >= 3:
#             colorspec = [float(x) for x in colorspec]
#             if max(colorspec) > 1:
#                 colorspec = [x/255 for x in colorspec]
#         if nv == 1:
#             verts.append(vx[0])
#             vertexcolors.append(colorspec)
#         elif nv == 2:
#             edges.append(vx)
#             edgecolors.append(colorspec)
#         else:
#             faces.append(vx)
#             facecolors.append(colorspec)
# 
#     edges = np.array(edges, dtype=int) if edges else None
#     verts = np.array(verts, dtype=int) if verts else None
#     facecolors = facecolors if facecolors else None
#     edgecolors = edgecolors if edgecolors else None
#     vertexcolors = vertexcolors if vertexcolors else None
# 
#     return (vertices, faces, facecolors, edges, edgecolors,
#             verts, vertexcolors)


import argparse
import numpy as np
import matplotlib.pyplot as plt
from sys import stdin
from antitile.off import load_off
from matplotlib.collections import LineCollection, PolyCollection
from mpl_toolkits.mplot3d import Axes3D
from mpl_toolkits.mplot3d.art3d import Poly3DCollection, Line3DCollection
    parser = argparse.ArgumentParser(description="Visualize an OFF file "
                                                 "using matplotlib.")
    parser.add_argument("infile", nargs="?", help="OFF file to visualize."
                        "If not specified, reads from stdin.")
    parser.add_argument("-o", "--outfile", help="File to save image to. "
                        "If not specified, will display on screen.")
    parser.add_argument("--dimension", type=int, choices=[2, 3],
                        help="Force 2d or 3d view (normally inferred "
                             "from the file)")
    parser.add_argument("-a", "--azim", type=float, default=30,
                        help="Viewing azimuth (3d only)")
    parser.add_argument("-e", "--elev", type=float, default=30,
                        help="Viewing elevation (3d only)")
    parser.add_argument("-d", "--dist", type=float, default=9,
                        help="Viewing distance (3d only)")
    parser.add_argument("-s", "--skeleton", action="store_true",
                        help="Show edges instead of faces (3d only) "
                             "(edges must be defined in OFF file)")
    parser.add_argument("--color-face", default='y',
                        help="Color for faces (if not in OFF file)")
    parser.add_argument("--color-edge", default='k',
                        help="Color for edges (if not in OFF file)")
    parser.add_argument("--color-vertex", default='k',
                        help="Color for vertices (if not in OFF file)")
    parser.add_argument("--cmap", help="Matplotlib color map to use for" +
                        "color indexes (default: mpl default)")

    args = parser.parse_args()
    file = open(args.infile) if args.infile else stdin
    with file as f:

# Path: antitile/off.py
# def load_off(file):
#     """Loads OFF files from Antiprism.
# 
#     Args:
#         file: file handle
# 
#     Returns:
#         vertices: A numpy array of shape (# of vertices , 3) representing
#             the vertices of the polyhedron.
#         faces: A list of list of vertex indices. All faces from the OFF file
#             where Nv >= 3 are included here.
#         facecolors: A list of colors. If colors are not specified, this will
#             be None.
#         edges: A numpy array of shape (# of edges, 2) with values of
#             vertex indices. Any entry in the face list in the OFF
#             file where Nv = 2 will be here. May be None.
#         edgecolors: A list of colors. If colors are not specified, entry will
#             be None.
#         verts: A numpy array  of vertex indices. Any entry in the face
#             list in the OFF file where Nv = 1 will be here. May be None.
#         vertexcolors: A list of colors. If colors are not specified, will
#             be None.
#             """
#     head = readline_comment(file)
#     if not head:
#         raise ValueError('empty input')
#     elif head[:3] != 'OFF':
#         raise ValueError('not an OFF file')
#     count_line = readline_comment(file)
#     nvertices, nfaces, _ = [int(x) for x in count_line.split()]
#     vertices = []
#     for _ in range(nvertices):
#         line = readline_comment(file)
#         split_line = line.split()
#         if len(split_line) != 3:
#             raise ValueError('bad vertex: need 3d xyz coordinates')
#         vertices.append([float(x) for x in split_line])
#     vertices = np.array(vertices)
#     faces = []
#     facecolors = []
#     edges = []
#     edgecolors = []
#     verts = []
#     vertexcolors = []
#     for _ in range(nfaces):
#         line = readline_comment(file)
#         split_line = line.split()
#         nv = int(split_line[0])
#         vx = [int(x) for x in split_line[1:nv+1]]
#         colorspec = split_line[nv+1:]
#         lc = len(colorspec)
#         if lc == 0:
#             colorspec = None
#         elif lc == 1:
#             colorspec = int(colorspec[0])
#         elif lc >= 3:
#             colorspec = [float(x) for x in colorspec]
#             if max(colorspec) > 1:
#                 colorspec = [x/255 for x in colorspec]
#         if nv == 1:
#             verts.append(vx[0])
#             vertexcolors.append(colorspec)
#         elif nv == 2:
#             edges.append(vx)
#             edgecolors.append(colorspec)
#         else:
#             faces.append(vx)
#             facecolors.append(colorspec)
# 
#     edges = np.array(edges, dtype=int) if edges else None
#     verts = np.array(verts, dtype=int) if verts else None
#     facecolors = facecolors if facecolors else None
#     edgecolors = edgecolors if edgecolors else None
#     vertexcolors = vertexcolors if vertexcolors else None
# 
#     return (vertices, faces, facecolors, edges, edgecolors,
#             verts, vertexcolors)


# Path: bin/view_off.py
import argparse
import numpy as np
import matplotlib.pyplot as plt
from sys import stdin
from antitile.off import load_off
from matplotlib.collections import LineCollection, PolyCollection
from mpl_toolkits.mplot3d import Axes3D
from mpl_toolkits.mplot3d.art3d import Poly3DCollection, Line3DCollection

    parser = argparse.ArgumentParser(description="Visualize an OFF file "
                                                 "using matplotlib.")
    parser.add_argument("infile", nargs="?", help="OFF file to visualize."
                        "If not specified, reads from stdin.")
    parser.add_argument("-o", "--outfile", help="File to save image to. "
                        "If not specified, will display on screen.")
    parser.add_argument("--dimension", type=int, choices=[2, 3],
                        help="Force 2d or 3d view (normally inferred "
                             "from the file)")
    parser.add_argument("-a", "--azim", type=float, default=30,
                        help="Viewing azimuth (3d only)")
    parser.add_argument("-e", "--elev", type=float, default=30,
                        help="Viewing elevation (3d only)")
    parser.add_argument("-d", "--dist", type=float, default=9,
                        help="Viewing distance (3d only)")
    parser.add_argument("-s", "--skeleton", action="store_true",
                        help="Show edges instead of faces (3d only) "
                             "(edges must be defined in OFF file)")
    parser.add_argument("--color-face", default='y',
                        help="Color for faces (if not in OFF file)")
    parser.add_argument("--color-edge", default='k',
                        help="Color for edges (if not in OFF file)")
    parser.add_argument("--color-vertex", default='k',
                        help="Color for vertices (if not in OFF file)")
    parser.add_argument("--cmap", help="Matplotlib color map to use for" +
                        "color indexes (default: mpl default)")

    args = parser.parse_args()
    file = open(args.infile) if args.infile else stdin
    with file as f:

        x = load_off(f)