def get_leptonica_version():
"""Get Leptonica version string.
Caveat: Leptonica expects the caller to free this memory. We don't,
since that would involve binding to libc to access libc.free(),
a pointless effort to reclaim 100 bytes of memory.
"""
return ffi.string(lept.getLeptonicaVersion()).decode()
def _stderr_handler(cstr):
msg = ffi.string(cstr).decode(errors='replace')
if msg.startswith("Error"):
logger.error(msg)
elif msg.startswith("Warning"):
logger.warning(msg)
else:
logger.debug(msg)
if tls.trap is not None:
tls.trap.append(msg)
return
def __repr__(self):
selstr = ffi.gc(lept.selPrintToString(self._cdata), lept.lept_free)
return '<Sel \n' + ffi.string(selstr).decode('ascii') + '\n>'
def __getitem__(self, n):
if 0 <= n < len(self):
return ffi.string(self._cdata.array[n])
raise IndexError(n)
