EmbeddedPkg: Extend NvVarStoreFormattedLib LIBRARY_CLASS

[mirror_edk2.git] / AppPkg / Applications / Python / Python-2.7.2 / Tools / scripts / byext.py

#! /usr/bin/env python\r
\r
"""Show file statistics by extension."""\r
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import os\r
import sys\r
\r
class Stats:\r
\r
    def __init__(self):\r
        self.stats = {}\r
\r
    def statargs(self, args):\r
        for arg in args:\r
            if os.path.isdir(arg):\r
                self.statdir(arg)\r
            elif os.path.isfile(arg):\r
                self.statfile(arg)\r
            else:\r
                sys.stderr.write("Can't find %s\n" % arg)\r
                self.addstats("<???>", "unknown", 1)\r
\r
    def statdir(self, dir):\r
        self.addstats("<dir>", "dirs", 1)\r
        try:\r
            names = os.listdir(dir)\r
        except os.error, err:\r
            sys.stderr.write("Can't list %s: %s\n" % (dir, err))\r
            self.addstats("<dir>", "unlistable", 1)\r
            return\r
        names.sort()\r
        for name in names:\r
            if name.startswith(".#"):\r
                continue # Skip CVS temp files\r
            if name.endswith("~"):\r
                continue# Skip Emacs backup files\r
            full = os.path.join(dir, name)\r
            if os.path.islink(full):\r
                self.addstats("<lnk>", "links", 1)\r
            elif os.path.isdir(full):\r
                self.statdir(full)\r
            else:\r
                self.statfile(full)\r
\r
    def statfile(self, filename):\r
        head, ext = os.path.splitext(filename)\r
        head, base = os.path.split(filename)\r
        if ext == base:\r
            ext = "" # E.g. .cvsignore is deemed not to have an extension\r
        ext = os.path.normcase(ext)\r
        if not ext:\r
            ext = "<none>"\r
        self.addstats(ext, "files", 1)\r
        try:\r
            f = open(filename, "rb")\r
        except IOError, err:\r
            sys.stderr.write("Can't open %s: %s\n" % (filename, err))\r
            self.addstats(ext, "unopenable", 1)\r
            return\r
        data = f.read()\r
        f.close()\r
        self.addstats(ext, "bytes", len(data))\r
        if '\0' in data:\r
            self.addstats(ext, "binary", 1)\r
            return\r
        if not data:\r
            self.addstats(ext, "empty", 1)\r
        #self.addstats(ext, "chars", len(data))\r
        lines = data.splitlines()\r
        self.addstats(ext, "lines", len(lines))\r
        del lines\r
        words = data.split()\r
        self.addstats(ext, "words", len(words))\r
\r
    def addstats(self, ext, key, n):\r
        d = self.stats.setdefault(ext, {})\r
        d[key] = d.get(key, 0) + n\r
\r
    def report(self):\r
        exts = self.stats.keys()\r
        exts.sort()\r
        # Get the column keys\r
        columns = {}\r
        for ext in exts:\r
            columns.update(self.stats[ext])\r
        cols = columns.keys()\r
        cols.sort()\r
        colwidth = {}\r
        colwidth["ext"] = max([len(ext) for ext in exts])\r
        minwidth = 6\r
        self.stats["TOTAL"] = {}\r
        for col in cols:\r
            total = 0\r
            cw = max(minwidth, len(col))\r
            for ext in exts:\r
                value = self.stats[ext].get(col)\r
                if value is None:\r
                    w = 0\r
                else:\r
                    w = len("%d" % value)\r
                    total += value\r
                cw = max(cw, w)\r
            cw = max(cw, len(str(total)))\r
            colwidth[col] = cw\r
            self.stats["TOTAL"][col] = total\r
        exts.append("TOTAL")\r
        for ext in exts:\r
            self.stats[ext]["ext"] = ext\r
        cols.insert(0, "ext")\r
        def printheader():\r
            for col in cols:\r
                print "%*s" % (colwidth[col], col),\r
            print\r
        printheader()\r
        for ext in exts:\r
            for col in cols:\r
                value = self.stats[ext].get(col, "")\r
                print "%*s" % (colwidth[col], value),\r
            print\r
        printheader() # Another header at the bottom\r
\r
def main():\r
    args = sys.argv[1:]\r
    if not args:\r
        args = [os.curdir]\r
    s = Stats()\r
    s.statargs(args)\r
    s.report()\r
\r
if __name__ == "__main__":\r
    main()\r