scripts: Add simple python script to convert license.manifest to md table

scripts/license_to_md.py

+#!/usr/bin/env python3
+import argparse
+import glob
+import os
+
+
+class Package:
+    def __init__(self, item):
+        self.name = ""
+        self.version = ""
+        self.recipe = ""
+        self.lic = ""
+        self.add_item(item)
+
+    def __str__(self):
+        return f"{self.name} {self.version} {self.lic}"
+
+    @staticmethod
+    def md_table_line(items, fill=""):
+        l = len(items)
+        if l < 4:
+            i = 0
+            while len(items) < 4:
+                items.append(items[i])
+                i += 1
+                i %= l
+        return f"| {items[0]:{fill}30}  |  {items[1]:{fill}30}  |  {items[2]:{fill}30}  |  {items[3]:{fill}50}  |\n"
+
+    @property
+    def md_table_row(self):
+        return Package.md_table_line([self.name, self.version, self.recipe, self.lic])
+
+    @staticmethod
+    def md_table_head():
+        return Package.md_table_line(
+            ["Package", "Version", "Recipe", "License"]
+        ) + Package.md_table_line([""], "->")
+
+    def add_item(self, item):
+        tokens = item.split(":", maxsplit=1)
+        if tokens[0] == "PACKAGE NAME":
+            self.name = tokens[1].strip()
+        elif tokens[0] == "PACKAGE VERSION":
+            self.version = tokens[1].strip()
+        elif tokens[0] == "RECIPE NAME":
+            self.recipe = tokens[1].strip()
+        elif tokens[0] == "LICENSE":
+            self.lic = tokens[1].strip()
+
+    @property
+    def is_valid(self):
+        return (
+            self.name != ""
+            and self.version != ""
+            and self.lic != ""
+            and self.recipe != ""
+        )
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "filename",
+        help="""File(s) to process""",
+        nargs="+",
+    )
+
+    args, _ = parser.parse_known_args()
+
+    packages = []
+    package = None
+
+    for filename in args.filename:
+        for input_filename in glob.glob(filename):
+            output_filename = f"{os.path.splitext(input_filename)[0]}.md"
+            print(f"Converting {input_filename} to {output_filename}")
+
+            with open(input_filename, encoding="UTF-8") as fin:
+                while True:
+                    line = fin.readline()
+                    if not line:
+                        break
+                    line = line.strip()
+                    if len(line) == 0:
+                        continue
+
+                    if package is None:
+                        package = Package(line)
+                    else:
+                        package.add_item(line)
+                    if package.is_valid:
+                        packages.append(package)
+                        package = None
+
+            with open(output_filename, "w", encoding="UTF-8") as fout:
+                fout.write(Package.md_table_head())
+                for p in packages:
+                    fout.write(p.md_table_row)
+
+
+if __name__ == "__main__":
+    main()