def test_writing_obj_with_mtl(self):
local_file = os.path.join(self.tmp_dir,
"test_writing_obj_with_mtl.obj")
m = obj.load(sc(self.obj_with_texure))
obj.dump(m, local_file)
self.assertTrue(s3.exists(os.path.splitext(local_file)[0] + '.mtl'))
self.assertTrue(s3.exists(os.path.splitext(local_file)[0] + '.png'))
def test_s3_exists_return_false_if_with_unmatched_version_id(self):
# test not exists with specified versionId
unknown_version_id = '5elgojhtA8BGJerqfbciN78eU74SJ9mX'
self.assertFalse(
s3.exists(self.existing_versioned_remote_file,
version_id=unknown_version_id))
def existing_remote_file(self):
'''
In some tests it is convenient to have a file already on s3;
in some others we need it not to be there (e.g. for clarity in the s3.ls test)
'''
uri = self.remote_file("FOO/A_preexisting_file.md")
if not s3.exists(uri):
s3.cp(self.local_file, uri)
return uri
def test_s3_tmpdir(self):
def fake_uuid():
fake_uuid.counter += 1
return "FAKE-UUID-%d" % fake_uuid.counter
fake_uuid.counter = 0
self.assertEqual(
s3.path.gettmpdir(bucket=TEST_BUCKET, prefix=self.s3_path, uuid_generator=fake_uuid),
's3://%s/%sFAKE-UUID-1/' % (TEST_BUCKET, self.s3_path))
self.assertEqual(
len(list(s3.ls('s3://%s/%sFAKE-UUID-1' % (TEST_BUCKET, self.s3_path)))),
1)
self.assertTrue(
s3.exists('s3://%s/%sFAKE-UUID-1/.tempdir' % (TEST_BUCKET, self.s3_path)))
self.assertEqual(
s3.path.gettmpdir(bucket=TEST_BUCKET, prefix=self.s3_path, uuid_generator=fake_uuid),
's3://%s/%sFAKE-UUID-2/' % (TEST_BUCKET, self.s3_path))
self.assertEqual(len(list(s3.ls('s3://%s/%sFAKE-UUID-2' % (TEST_BUCKET, self.s3_path)))), 1)
self.assertTrue(s3.exists('s3://%s/%sFAKE-UUID-2/.tempdir' % (TEST_BUCKET, self.s3_path)))
def existing_remote_file(self):
'''
In some tests it is convenient to have a file already on s3;
in some others we need it not to be there (e.g. for clarity in the s3.ls test)
'''
uri = self.remote_file("FOO/A_preexisting_file.md")
if not s3.exists(uri):
s3.cp(self.local_file, uri)
return uri
def main(self, prefix):
from baiji.util.console import LabeledSpinner
if s3.path.islocal(prefix):
raise ValueError("restore command only works on s3")
spin = LabeledSpinner()
for key in s3.ls(prefix, return_full_urls=True, require_s3_scheme=True, list_versions=True):
if not s3.exists(key):
spin.drop("Restoring deleted file {}".format(key))
s3.restore(key)
else:
spin.spin(key)
def existing_versioned_remote_file(self):
# use a hardcoded path for test versioned file on S3
# to avoid bookkeeping
# the current test won't make versioned copies of the file
# the remote object will be either deleted (which will be overwritten later)
# or download to local
uri = 's3://{}/FOO/A_preexisting_file.md'.format(VERSIONED_TEST_BUCKET)
if not s3.exists(uri):
s3.cp(self.local_file, uri)
return uri
def existing_versioned_remote_file(self):
# use a hardcoded path for test versioned file on S3
# to avoid bookkeeping
# the current test won't make versioned copies of the file
# the remote object will be either deleted (which will be overwritten later)
# or download to local
uri = 's3://baiji-test-versioned/FOO/A_preexisting_file.md'
if not s3.exists(uri):
s3.cp(self.local_file, uri)
return uri
def main(self, prefix):
from baiji.util.console import LabeledSpinner
if s3.path.islocal(prefix):
raise ValueError("restore command only works on s3")
spin = LabeledSpinner()
for key in s3.ls(prefix,
return_full_urls=True,
require_s3_scheme=True,
list_versions=True):
if not s3.exists(key):
spin.drop("Restoring deleted file {}".format(key))
s3.restore(key)
else:
spin.spin(key)
def test_s3_exists_retries_if_not_found_at_first(self, mock_lookup):
import warnings
from baiji.exceptions import EventualConsistencyWarning
mock_key = "all_we_care_is_that_it's not None"
mock_lookup.side_effect = [None, None, mock_key]
with warnings.catch_warnings(record=True) as w:
# Cause all warnings to always be triggered.
warnings.simplefilter("always")
self.assertTrue(s3.exists('s3://foo'))
# Verify the warning was triggered
self.assertEqual(len(w), 1)
self.assertIs(w[-1].category, EventualConsistencyWarning)
self.assertEqual(str(w[-1].message), "S3 is behaving in an eventually consistent way in s3.exists(s3://foo) -- it took 3 attempts to locate the key")
self.assertEqual(mock_lookup.call_count, 3)
def test_s3_exists_retries_if_not_found_at_first(self, mock_lookup):
import warnings
from baiji.exceptions import EventualConsistencyWarning
mock_key = "all_we_care_is_that_it's not None"
mock_lookup.side_effect = [None, None, mock_key]
with warnings.catch_warnings(record=True) as w:
# Cause all warnings to always be triggered.
warnings.simplefilter("always")
self.assertTrue(s3.exists('s3://foo'))
# Verify the warning was triggered
self.assertEqual(len(w), 1)
self.assertIs(w[-1].category, EventualConsistencyWarning)
self.assertEqual(
str(w[-1].message),
"S3 is behaving in an eventually consistent way in s3.exists(s3://foo) -- it took 3 attempts to locate the key"
)
self.assertEqual(mock_lookup.call_count, 3)
def uri(self, path, version=None, allow_local=True, suffixes=None):
'''
Default version is manifest version
'''
path = self.normalize_path(path)
if version is None:
version = self.manifest_version(path)
if self.version_number_is_valid(version):
base_path, ext = os.path.splitext(path)
suffixes = '.' + '.'.join(suffixes) if suffixes is not None and len(suffixes) > 0 else ''
return 's3://' + self.bucket + base_path + '.' + version + suffixes + ext
elif allow_local and s3.exists(version):
# version here is a local or s3 path
return version
else:
raise self.KeyNotFound("File not found: {}".format(version))
def uri(self, path, version=None, allow_local=True, suffixes=None):
'''
Default version is manifest version
'''
path = self.normalize_path(path)
if version is None:
version = self.manifest_version(path)
if self.version_number_is_valid(version):
base_path, ext = os.path.splitext(path)
suffixes = '.' + '.'.join(suffixes) if suffixes is not None and len(suffixes) > 0 else ''
return 's3://' + self.bucket + base_path + '.' + version + suffixes + ext
elif allow_local and s3.exists(version):
# version here is a local or s3 path
return version
else:
raise self.KeyNotFound("File not found: %s", version)
def load_landmarks(filename):
import re
from baiji import s3
from baiji.serialization import json, pickle, yaml
from lace.serialization import lmrk, meshlab_pickedpoints
if not s3.exists(filename):
raise ValueError("Landmark file %s not found" % filename)
if re.search(".ya{0,1}ml$", filename):
return yaml.load(filename)
elif re.search(".json$", filename):
return json.load(filename)
elif re.search(".pkl$", filename):
return pickle.load(filename)
elif re.search(".lmrk$", filename):
return lmrk.load(filename)
elif re.search(".pp$", filename):
return meshlab_pickedpoints.load(filename)
else:
raise ValueError("Landmark file %s is of unknown format" % filename)
def path_relative_to_mesh(filename):
# The OBJ file we're loading may have come from a local path, an s3 url,
# or a file cached by sc. Since OBJ defines materials and texture files
# with paths relative to the OBJ itself, we need to cope with the various
# possibilities and if it's a cached file make sure that the material and
# texture have been downloaded as well.
#
# If an absolute path is given and the file is missing, try looking in the same directory;
# this lets you find the most common intention when an abs path is used.
#
# NB: We do not support loading material & texture info from objs read
# from filelike objects without a location on the filesystem; what would
# the relative file names mean in that case, anyway? (unless we're given
# a valid absolute path, in which case go for it)
import os
import re
# The second term here let's us detect windows absolute paths when we're running on posix
if filename == os.path.abspath(filename) or re.match(
r'^.\:(\\|/)', filename):
if s3.exists(filename):
return filename
else:
filename = s3.path.basename(filename)
if hasattr(fd, 'remotename'):
mesh_path = fd.remotename
elif hasattr(fd, 'name'):
mesh_path = fd.name
else:
return None
path = s3.path.join(s3.path.dirname(mesh_path), filename)
if sc.is_cachefile(mesh_path):
try:
return sc(path)
except s3.KeyNotFound:
return None
return path
def main(self, key):
if not s3.exists(key, retries_allowed=self.retries):
return -1
def main(self, key):
if not s3.exists(key, retries_allowed=self.retries):
return -1
def _load(fd, mesh=None):
from collections import OrderedDict
from baiji import s3
from lace.mesh import Mesh
from lace.cache import sc
import lace.serialization.obj.objutils as objutils # pylint: disable=no-name-in-module
v, vt, vn, vc, f, ft, fn, mtl_path, landm, segm = objutils.read(fd.name)
if not mesh:
mesh = Mesh()
if v.size != 0:
mesh.v = v
if f.size != 0:
mesh.f = f
if vn.size != 0:
mesh.vn = vn
if vt.size != 0:
mesh.vt = vt
if vc.size != 0:
mesh.vc = vc
if fn.size != 0:
mesh.fn = fn
if ft.size != 0:
mesh.ft = ft
if segm:
mesh.segm = OrderedDict([(k, v if isinstance(v, list) else v.tolist())
for k, v in segm.items()])
def path_relative_to_mesh(filename):
# The OBJ file we're loading may have come from a local path, an s3 url,
# or a file cached by sc. Since OBJ defines materials and texture files
# with paths relative to the OBJ itself, we need to cope with the various
# possibilities and if it's a cached file make sure that the material and
# texture have been downloaded as well.
#
# If an absolute path is given and the file is missing, try looking in the same directory;
# this lets you find the most common intention when an abs path is used.
#
# NB: We do not support loading material & texture info from objs read
# from filelike objects without a location on the filesystem; what would
# the relative file names mean in that case, anyway? (unless we're given
# a valid absolute path, in which case go for it)
import os
import re
# The second term here let's us detect windows absolute paths when we're running on posix
if filename == os.path.abspath(filename) or re.match(
r'^.\:(\\|/)', filename):
if s3.exists(filename):
return filename
else:
filename = s3.path.basename(filename)
if hasattr(fd, 'remotename'):
mesh_path = fd.remotename
elif hasattr(fd, 'name'):
mesh_path = fd.name
else:
return None
path = s3.path.join(s3.path.dirname(mesh_path), filename)
if sc.is_cachefile(mesh_path):
try:
return sc(path)
except s3.KeyNotFound:
return None
return path
mesh.materials_filepath = None
if mtl_path:
materials_filepath = path_relative_to_mesh(mtl_path.strip())
if materials_filepath and s3.exists(materials_filepath):
with s3.open(materials_filepath, 'r') as f:
mesh.materials_file = f.readlines()
mesh.materials_filepath = materials_filepath
if hasattr(mesh, 'materials_file'):
mesh.texture_filepaths = {
line.split(None, 1)[0].strip():
path_relative_to_mesh(line.split(None, 1)[1].strip())
for line in mesh.materials_file if line.startswith('map_K')
}
if 'map_Ka' in mesh.texture_filepaths:
mesh.texture_filepath = mesh.texture_filepaths['map_Ka']
elif 'map_Kd' in mesh.texture_filepaths:
mesh.texture_filepath = mesh.texture_filepaths['map_Kd']
if landm:
mesh.landm = landm
return mesh
def test_exists_returns_false_for_nonexistent_bucket(self):
self.assertFalse(
s3.exists('s3://foo-bar-baz-please-this-is-not-a-bucket-amirite'))
def test_s3_exists_return_false_if_the_file_never_shows_up(
self, mock_lookup):
mock_lookup.return_value = None
self.assertFalse(s3.exists('s3://foo'))
self.assertEqual(mock_lookup.call_count, 3)
def test_s3_exists_return_false_if_the_file_never_shows_up(self, mock_lookup):
mock_lookup.return_value = None
self.assertFalse(s3.exists('s3://foo'))
self.assertEqual(mock_lookup.call_count, 3)
def test_s3_exists_does_not_retry_if_found_immidiately(self, mock_lookup):
mock_key = "all_we_care_is_that_it's not None"
mock_lookup.return_value = mock_key
self.assertTrue(s3.exists('s3://foo'))
self.assertEqual(mock_lookup.call_count, 1)
def test_s3_exists_return_false_if_with_unmatched_version_id(self):
# test not exists with specified versionId
unknown_version_id = '5elgojhtA8BGJerqfbciN78eU74SJ9mX'
self.assertFalse(s3.exists(self.existing_versioned_remote_file, version_id=unknown_version_id))
def assert_s3_exists(self, path):
self.assertTrue(self.retriable_s3_call(lambda: s3.exists(path)))
def test_s3_exists_does_not_retry_if_found_immidiately(self, mock_lookup):
mock_key = "all_we_care_is_that_it's not None"
mock_lookup.return_value = mock_key
self.assertTrue(s3.exists('s3://foo'))
self.assertEqual(mock_lookup.call_count, 1)
def test_exists_returns_false_for_nonexistent_bucket(self):
self.assertFalse(s3.exists('s3://foo-bar-baz-please-this-is-not-a-bucket-amirite'))
def assert_s3_exists(self, path):
self.assertTrue(self.retriable_s3_call(lambda: s3.exists(path)))
def test_uploading_a_directory_without_slash(self):
from baiji.util.shutillib import mkdir_p
mkdir_p(os.path.join(self.tmp_dir, "foo"))
with self.assertRaises(ValueError):
s3.cp(os.path.join(self.tmp_dir, "foo"), self.remote_file("foo"))
self.assertFalse(s3.exists(self.remote_file("")))
def test_uploading_a_directory_without_slash(self):
from baiji.util.shutillib import mkdir_p
mkdir_p(os.path.join(self.tmp_dir, "foo"))
with self.assertRaises(ValueError):
s3.cp(os.path.join(self.tmp_dir, "foo"), self.remote_file("foo"))
self.assertFalse(s3.exists(self.remote_file("")))
def assert_s3_does_not_exist(self, path):
self.assertFalse(self.retriable_s3_call(lambda: s3.exists(path)))
def assert_s3_does_not_exist(self, path):
self.assertFalse(self.retriable_s3_call(lambda: s3.exists(path)))
def _dump(f,
obj,
flip_faces=False,
ungroup=False,
comments=None,
split_normals=False,
write_mtl=True): # pylint: disable=redefined-outer-name
'''
write_mtl: When True and mesh has a texture, includes a mtllib
reference in the .obj and writes a .mtl alongside.
'''
import os
import numpy as np
from baiji import s3
ff = -1 if flip_faces else 1
def write_face_to_obj_file(obj, faces, face_index, obj_file):
vertex_indices = faces[face_index][::ff] + 1
write_normals = obj.fn is not None or (obj.vn is not None
and obj.vn.shape == obj.v.shape)
write_texture = obj.ft is not None and obj.vt is not None
if write_normals and obj.fn is not None:
normal_indices = obj.fn[face_index][::ff] + 1
assert len(normal_indices) == len(vertex_indices)
elif write_normals: # unspecified fn but per-vertex normals, assume ordering is same as for v
normal_indices = faces[face_index][::ff] + 1
if write_texture:
texture_indices = obj.ft[face_index][::ff] + 1
assert len(texture_indices) == len(vertex_indices)
# Valid obj face lines are: v, v/vt, v//vn, v/vt/vn
if write_normals and write_texture:
pattern = '%d/%d/%d'
value = tuple(
np.array([vertex_indices, texture_indices,
normal_indices]).T.flatten())
elif write_normals:
pattern = '%d//%d'
value = tuple(
np.array([vertex_indices, normal_indices]).T.flatten())
elif write_texture:
pattern = '%d/%d'
value = tuple(
np.array([vertex_indices, texture_indices]).T.flatten())
else:
pattern = '%d'
value = tuple(vertex_indices)
obj_file.write(
('f ' + ' '.join([pattern] * len(vertex_indices)) + '\n') % value)
if comments != None:
if isinstance(comments, basestring):
comments = [comments]
for comment in comments:
for line in comment.split("\n"):
f.write("# %s\n" % line)
if write_mtl and hasattr(
obj, 'texture_filepath') and obj.texture_filepath is not None:
save_to = s3.path.dirname(f.name)
mtl_name = os.path.splitext(s3.path.basename(f.name))[0]
mtl_filename = mtl_name + '.mtl'
f.write('mtllib %s\n' % mtl_filename)
f.write('usemtl %s\n' % mtl_name)
texture_filename = mtl_name + os.path.splitext(obj.texture_filepath)[1]
if not s3.exists(s3.path.join(save_to, texture_filename)):
s3.cp(obj.texture_filepath, s3.path.join(save_to,
texture_filename))
obj.write_mtl(s3.path.join(save_to, mtl_filename), mtl_name,
texture_filename)
if obj.vc is not None:
for r, c in zip(obj.v, obj.vc):
f.write('v %f %f %f %f %f %f\n' %
(r[0], r[1], r[2], c[0], c[1], c[2]))
elif obj.v is not None:
for r in obj.v:
f.write('v %f %f %f\n' % (r[0], r[1], r[2]))
if obj.vn is not None:
if split_normals:
for vn_idx in obj.fn:
r = obj.vn[vn_idx[0]]
f.write('vn %f %f %f\n' % (r[0], r[1], r[2]))
r = obj.vn[vn_idx[1]]
f.write('vn %f %f %f\n' % (r[0], r[1], r[2]))
r = obj.vn[vn_idx[2]]
f.write('vn %f %f %f\n' % (r[0], r[1], r[2]))
else:
for r in obj.vn:
f.write('vn %f %f %f\n' % (r[0], r[1], r[2]))
if obj.ft is not None and obj.vt is not None:
for r in obj.vt:
if len(r) == 3:
f.write('vt %f %f %f\n' % (r[0], r[1], r[2]))
else:
f.write('vt %f %f\n' % (r[0], r[1]))
if obj.f4 is not None:
faces = obj.f4
elif obj.f is not None:
faces = obj.f
else:
faces = None
if obj.segm is not None and not ungroup:
if faces is not None:
# An array of strings.
group_names = np.array(obj.segm.keys())
# A 2d array of booleans indicating which face is in which group.
group_mask = np.zeros((len(group_names), len(faces)), dtype=bool)
for i, segm_faces in enumerate(obj.segm.itervalues()):
group_mask[i][segm_faces] = True
# In an OBJ file, "g" changes the current state. This is a slice of
# group_mask that represents the current state.
current_group_mask = np.zeros((len(group_names), ), dtype=bool)
for face_index in range(len(faces)):
# If the group has changed from the previous face, write the
# group entry.
this_group_mask = group_mask[:, face_index]
if any(current_group_mask != this_group_mask):
current_group_mask = this_group_mask
f.write('g %s\n' %
' '.join(group_names[current_group_mask]))
write_face_to_obj_file(obj, faces, face_index, f)
else:
if faces is not None:
for face_index in range(len(faces)):
write_face_to_obj_file(obj, faces, face_index, f)
