Exemple #1
0
def init_matlab_toolbox(matlab_cobra_path=None):
    """initialize the matlab cobra toolbox, and load its functions
    into mlab's namespace (very useful for ipython tab completion)

    matlab_cobra_path: the path to the directory containing the MATLAB
    cobra installation. Using the default None will attempt to find the
    toolbox in the MATLAB path"""
    if matlab_cobra_path is None:
        matlab_cobra_path, tmp = os.path.split(
            cobra.matlab.which('initCobraToolbox'))
    if not os.path.isfile(os.path.join(matlab_cobra_path, "initCobraToolbox.m")):
        print "initCobraToolbox not found in given path"
        return
    # store the current directory so we can return to it
    curdir = os.path.abspath(os.curdir)
    # if the user has a pathdef file, it will not get used by the MATLAB
    # engine, so it needs to be called manually
    try:
        os.chdir(matlab_home)
        matlab.path(matlab.pathdef())
    except:
        pass
    os.chdir(matlab_cobra_path)
    matlab.initCobraToolbox()
    os.chdir(curdir)
    
    # discover MATLAB functions
    with warnings.catch_warnings():
        warnings.simplefilter("ignore")
        os.path.walk(matlab_cobra_path, _probe, None)
        os.path.walk(mlab_path, _probe, None)
        for function in _useful_matlab_functions:
            exec("matlab.%s.__doc__" % function)
Exemple #2
0
def init_matlab_toolbox(matlab_cobra_path=None, discover_functions=True):
    """initialize the matlab cobra toolbox, and load its functions
    into mlab's namespace (very useful for ipython tab completion)

    matlab_cobra_path: the path to the directory containing the MATLAB
    cobra installation. Using the default None will attempt to find the
    toolbox in the MATLAB path
    
    discover_functions: Whether mlabwrap should autodiscover all cobra toolbox
    functions in matlab. This is convenient for tab completion, but may take
    some time."""
    # find initCobraToolbox.m
    if matlab_cobra_path is None:
        matlab_cobra_path = os.path.split(
            cobra.matlab.which('initCobraToolbox'))[0]
        if matlab_cobra_path == "":
            for i in _possible_cobra_locations:
                poss_path = os.path.expanduser(i)
                if os.path.isfile(poss_path + "/initCobraToolbox.m"):
                    matlab_cobra_path = poss_path
                    break
    if not os.path.isfile(os.path.join(matlab_cobra_path,
                           "initCobraToolbox.m")):
        print "initCobraToolbox not found in given path"
        return
    # store the current directory so we can return to it
    curdir = os.path.abspath(os.curdir)
    os.chdir(matlab_cobra_path)
    matlab.initCobraToolbox()
    os.chdir(curdir)
    # discover MATLAB functions
    for matlab_func in ["plot", "figure", "hist", "load", "find"]:
        getattr(matlab, matlab_func)
    for filename in os.listdir(mlab_path):
        getattr(matlab, filename.replace(".m", ""))
    if not discover_functions:
        return  # done now, do not need to find matlab cobra functions
    with warnings.catch_warnings():
        warnings.simplefilter("ignore")
        walker = os.walk(matlab_cobra_path)
        # skip docs and external
        dirpath, dirnames, filenames = walker.next()
        dirnames.pop(dirnames.index("external"))
        dirnames.pop(dirnames.index("docs"))
        for root, dirs, files in walker:
            for filename in files:
                if filename.endswith(".m"):
                    try:
                        getattr(matlab, filename.replace(".m", ""))
                    except:
                        continue