建立工程，成功创建两个虚拟串口

source/OpenAMP/open-amp/docs/img-src/gen-graph.py

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+from graphviz import Digraph
+import argparse
+import os
+import pydot
+import sys
+import warnings
+
+def gen_graph_from_gv(ifile, odir, oformat="png"):
+    (graph,) = pydot.graph_from_dot_file(ifile)
+    gen_graph_func = getattr(graph, "write_" + oformat)
+    filename = os.path.basename(ifile)
+    ofile = odir + "/" + os.path.splitext(filename)[0] + "." + oformat
+    gen_graph_func(ofile)
+
+parser = argparse.ArgumentParser(description='Process some integers.')
+parser.add_argument('-i', "--infile", action="append",
+                    help="graphviz file path")
+parser.add_argument('-o', '--outdir',
+                    help='sum the integers (default: find the max)')
+parser.add_argument('-f', '--outformat', default="png",
+        help='output image format (default: png)')
+
+args = parser.parse_args()
+
+# Image source directory
+img_src_dir = os.path.dirname(os.path.realpath(sys.argv[0]))
+
+img_files = []
+if args.infile:
+    for f in args.infile:
+        if not os.path.isfile(f):
+            f = img_src_dir + "/" + f
+        if not os.path.isfile(f):
+            warnings.warn("Input file: " + f + " doesn't exist.")
+        else:
+            img_files.append(f)
+else:
+    for f in os.listdir(img_src_dir):
+        if f.endswith(".gv"):
+            img_files.append(img_src_dir + "/" + f)
+
+if not img_files:
+    sys.exist("ERROR: no found image files.")
+
+oformat = args.outformat
+
+if args.outdir:
+    odir = args.outdir
+    if not os.path.isdir(odir):
+        sys.exit("--outdir " + odir + "doesn't exist")
+else:
+    odir = os.path.dirname(img_src_dir) + "/img"
+
+for f in img_files:
+    print("Generating " + oformat + " for " + f + " ...")
+    gen_graph_from_gv(f, odir, oformat)