# Paul A. Rubin, rubin@msu.edu.
# A repository of the following functions, used by the lyxpreview2xyz scripts.
-# copyfileobj, error, find_exe, find_exe_or_terminate, make_texcolor, mkstemp,
+# copyfileobj, error, find_exe, find_exe_or_terminate, make_texcolor,
# progress, run_command, run_latex, warning
# Requires python 2.4 or later (subprocess module).
def make_texcolor(hexcolor, graphics):
# Test that the input string contains 6 hexadecimal chars.
- hexcolor_re = re.compile("^[0-9a-fA-F]{6}$")
+ hexcolor_re = re.compile(b"^[0-9a-fA-F]{6}$")
if not hexcolor_re.match(hexcolor):
error("Cannot convert color '%s'" % hexcolor)
blue = float(int(hexcolor[4:6], 16)) / 255.0
if graphics:
- return "%f,%f,%f" % (red, green, blue)
+ return b"%f,%f,%f" % (red, green, blue)
else:
- return "rgb %f %f %f" % (red, green, blue)
+ return b"rgb %f %f %f" % (red, green, blue)
def find_exe(candidates):
return run_command_popen(cmd, stderr2stdout)
-def get_version_info():
- version_re = re.compile("([0-9])\.([0-9])")
-
- match = version_re.match(sys.version)
- if match == None:
- error("Unable to extract version info from 'sys.version'")
-
- return int(match.group(1)), int(match.group(2))
-
-
def copyfileobj(fsrc, fdst, rewind=0, length=16*1024):
"""copy data from file-like object fsrc to file-like object fdst"""
if rewind:
fdst.write(buf)
-class TempFile:
- """clone of tempfile.TemporaryFile to use with python < 2.0."""
- # Cache the unlinker so we don't get spurious errors at shutdown
- # when the module-level "os" is None'd out. Note that this must
- # be referenced as self.unlink, because the name TempFile
- # may also get None'd out before __del__ is called.
- unlink = os.unlink
-
- def __init__(self):
- self.filename = tempfile.mktemp()
- self.file = open(self.filename,"w+b")
- self.close_called = 0
-
- def close(self):
- if not self.close_called:
- self.close_called = 1
- self.file.close()
- self.unlink(self.filename)
-
- def __del__(self):
- self.close()
-
- def read(self, size = -1):
- return self.file.read(size)
-
- def write(self, line):
- return self.file.write(line)
-
- def seek(self, offset):
- return self.file.seek(offset)
-
- def flush(self):
- return self.file.flush()
-
-
-def mkstemp():
- """create a secure temporary file and return its object-like file"""
- major, minor = get_version_info()
-
- if major >= 2 and minor >= 0:
- return tempfile.TemporaryFile()
- else:
- return TempFile()
-
def write_metrics_info(metrics_info, metrics_file):
metrics = open(metrics_file, 'w')
for metric in metrics_info:
metrics.write("Snippet %s %f\n" % metric)
metrics.close()
+
# Reads a .tex files and create an identical file but only with
# pages whose index is in pages_to_keep
def filter_pages(source_path, destination_path, pages_to_keep):