[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/devtools/datool/pyserial/__init__.py b/src/devtools/datool/pyserial/__init__.py
new file mode 100644
index 0000000..a5d1233
--- /dev/null
+++ b/src/devtools/datool/pyserial/__init__.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python
+#
+# This is a wrapper module for different platform implementations
+#
+# This file is part of pySerial. https://github.com/pyserial/pyserial
+# (C) 2001-2016 Chris Liechti <cliechti@gmx.net>
+#
+# SPDX-License-Identifier: BSD-3-Clause
+
+import importlib
+import sys
+
+from pyserial.serialutil import *
+#~ SerialBase, SerialException, to_bytes, iterbytes
+
+VERSION = '3.0.1'
+
+if sys.platform == 'cli':
+ from serial.serialcli import Serial
+else:
+ import os
+ # chose an implementation, depending on os
+ if os.name == 'nt': # sys.platform == 'win32':
+ from pyserial.serialwin32 import Serial
+ elif os.name == 'posix':
+ from pyserial.serialposix import Serial, PosixPollSerial, VTIMESerial # noqa
+ elif os.name == 'java':
+ from pyserial.serialjava import Serial
+ else:
+ raise ImportError("Sorry: no implementation for your platform ('%s') available" % (os.name,))
+
+
+protocol_handler_packages = [
+ 'pyserial.urlhandler',
+]
+
+
+def serial_for_url(url, *args, **kwargs):
+ """\
+ Get an instance of the Serial class, depending on port/url. The port is not
+ opened when the keyword parameter 'do_not_open' is true, by default it
+ is. All other parameters are directly passed to the __init__ method when
+ the port is instantiated.
+
+ The list of package names that is searched for protocol handlers is kept in
+ ``protocol_handler_packages``.
+
+ e.g. we want to support a URL ``foobar://``. A module
+ ``my_handlers.protocol_foobar`` is provided by the user. Then
+ ``protocol_handler_packages.append("my_handlers")`` would extend the search
+ path so that ``serial_for_url("foobar://"))`` would work.
+ """
+ # check and remove extra parameter to not confuse the Serial class
+ do_open = not kwargs.pop('do_not_open', False)
+ # the default is to use the native implementation
+ klass = Serial
+ try:
+ url_lowercase = url.lower()
+ except AttributeError:
+ # it's not a string, use default
+ pass
+ else:
+ # if it is an URL, try to import the handler module from the list of possible packages
+ if '://' in url_lowercase:
+ protocol = url_lowercase.split('://', 1)[0]
+ module_name = '.protocol_%s' % (protocol,)
+ for package_name in protocol_handler_packages:
+ try:
+ package = importlib.import_module(package_name)
+ handler_module = importlib.import_module(module_name, package_name)
+ except ImportError:
+ continue
+ else:
+ if hasattr(handler_module, 'serial_class_for_url'):
+ url, klass = handler_module.serial_class_for_url(url)
+ else:
+ klass = handler_module.Serial
+ break
+ else:
+ raise ValueError('invalid URL, protocol %r not known' % (protocol,))
+ # instantiate and open when desired
+ instance = klass(None, *args, **kwargs)
+ instance.port = url
+ if do_open:
+ instance.open()
+ return instance