def read_from_file(self, data_file, append_flag = False, filter = None, lagramge_flag = False):
from distutils.text_file import TextFile;
from string import split, atof;
f = TextFile(filename = data_file);
read_vars_flag = not append_flag or (self.length == 0);
line = f.readline();
if read_vars_flag:
if lagramge_flag:
self.vars = line[-1].split(" ");
else:
self.vars = line.split(" ");
for v in self.vars: self.data[v] = [];
line_index = -1;
for line in f.readlines():
line_index = line_index + 1;
if (filter <> None) and (line_index not in filter): continue;
if lagramge_flag:
vals = line[:-1].split(" ");
else:
vals = line.split(" ");
for i in range(len(vals)):
if vals[i] <> "?":
self.data[self.vars[i]].append(atof(vals[i]));
else:
self.data[self.vars[i]].append(vals[i]);
self.length = self.length + 1;
f.close();
def build_manifest(cls, manifest, path=None):
infile = StringIO()
infile.write('\n'.join(manifest))
infile.seek(0)
template = TextFile(file=infile,
strip_comments=1,
skip_blanks=1,
join_lines=1,
lstrip_ws=1,
rstrip_ws=1,
collapse_join=1)
lines = template.readlines()
filelist = FileList()
try:
if path is not None and not path == os.getcwd():
oldpath = os.getcwd()
os.chdir(path)
else:
oldpath = None
for line in lines:
filelist.process_template_line(line)
finally:
if oldpath is not None:
os.chdir(oldpath)
return set(filelist.files)
def _get_included_files(package_masks):
old_threshold = set_threshold(ERROR)
file_list = FileList()
file_list.extend(_iter_package_modules(package_masks))
manifest = TextFile('MANIFEST.in', strip_comments=1, skip_blanks=1, join_lines=1, lstrip_ws=1, rstrip_ws=1,
collapse_join=1)
for line in manifest.readlines():
file_list.process_template_line(line)
set_threshold(old_threshold)
return file_list.files
def read_dependencies(requirements=missing):
if requirements is None:
return []
if requirements is missing:
requirements = 'requirements.txt'
if not os.path.isfile(requirements):
return []
text = TextFile(requirements, lstrip_ws=True)
try:
return text.readlines()
finally:
text.close()
def read_dependencies(requirements=missing):
if requirements is None:
return []
if requirements is missing:
requirements = 'requirements.txt'
if not os.path.isfile(requirements):
return []
text = TextFile(requirements, lstrip_ws=True)
try:
return text.readlines()
finally:
text.close()
def scan_file(self, f, regexs):
# Use TextFile since it has a nice function to print a warning with the
# offending line's number.
text_file = TextFile(f)
# Thanks to http://stackoverflow.com/a/17502838/6124862
contents = '\n'.join(text_file.readlines())
for r in regexs:
regex = re.compile(r, flags=re.MULTILINE | re.DOTALL)
for match in regex.finditer(contents):
lineno = contents.count('\n', 0, match.start())
text_file.warn("Found '%s' match" % r, lineno)
text_file.close()
def scan_file(self, f, regexs):
# Use TextFile since it has a nice function to print a warning with the
# offending line's number.
text_file = TextFile(f)
# Thanks to http://stackoverflow.com/a/17502838/6124862
contents = '\n'.join(text_file.readlines())
for r in regexs:
regex = re.compile(r, flags=re.MULTILINE | re.DOTALL)
for match in regex.finditer(contents):
lineno = contents.count('\n', 0, match.start())
text_file.warn("Found '%s' match" % r, lineno)
text_file.close()
def get_urlimage_dictionary(self, path):
'''method to retrieve the image/url mappings from the
imageurl.txt file
'''
urlimage_dict = dict()
image_fh = TextFile(filename=os.path.join(path, self.URLMAPPING),
lstrip_ws=True)
for line in image_fh.readlines():
if '=' in line:
filename, sep, url = line.partition('=')
filename = os.path.join(path, filename)
urlimage_dict[filename] = url
return urlimage_dict
def simulate(self, data_sets, init_state = None, window = 0, output = sys.stdout):
from distutils.text_file import TextFile;
from string import split, atof;
if window == 0:
self.fit_params(data_sets, init_state = init_state, n_tf_restarts = 0, n_fs_restarts = 0, output = output);
return;
first_flag = True;
for data_set in data_sets:
for i in range(data_set.length - window):
ptime = [data_set.time[i + window]];
if i == 0:
ptime = ptime + [data_set.time[0]];
if first_flag:
ptime = ptime + [-1];
first_flag = False;
ds_window = data_set.subset(range(i, i + window + 1), file_suffix = "w");
ds_window.write_to_file();
f = open("model.out", "w");
self.simulate([ds_window], output = f);
f.close();
f = TextFile(filename = "model.out");
simulation_flag = False;
for line in f.readlines():
if line[-4:] == "_sim":
simulation_flag = True;
if (-1 in ptime): print >> output, line;
continue;
if line[:5] == "SSE, ":
simulation_flag = False;
continue;
if simulation_flag:
fields = line.split(" ");
if atof(fields[0]) in ptime: print >> output, line;
f.close();
def read_requirements_txt(path):
"""
read only entries from requirements.txt in the form::
pkg
pkg==0.1.0
pkg<=0.1.0
pkg>=0.1.0
this parser reads any non-comment, non -* line
"""
requirements = []
_path = os.path.join(SETUPPY_PATH, path)
try:
tf = TextFile(_path)
requirements_txt = (x.lstrip() for x in tf.readlines())
for line in requirements_txt:
if not line.startswith('-'):
requirements.append(line)
finally:
tf and tf.close()
return requirements
def read_requirements_txt(path):
"""
read only entries from requirements.txt in the form::
pkg
pkg==0.1.0
pkg<=0.1.0
pkg>=0.1.0
this parser reads any non-comment, non -* line
"""
requirements = []
_path = os.path.join(SETUPPY_PATH, path)
try:
tf = TextFile(_path)
requirements_txt = (x.lstrip() for x in tf.readlines())
for line in requirements_txt:
if not line.startswith("-"):
requirements.append(line)
finally:
tf and tf.close()
return requirements
def _parse_template_file(filename, path=None):
template = TextFile(filename,
strip_comments=1,
skip_blanks=1,
join_lines=1,
lstrip_ws=1,
rstrip_ws=1,
collapse_join=1)
lines = template.readlines()
filelist = FileList()
try:
if path is not None and not path == os.getcwd():
oldpath = os.getcwd()
os.chdir(path)
else:
oldpath = None
for line in lines:
filelist.process_template_line(line)
finally:
if oldpath is not None:
os.chdir(oldpath)
return filelist.files