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# ==================================================================================
# code search_tag.py
# Description: search for tags in the header section of my python scripts
# usage:
# 1 -  cd in the directory you want to search from (it will recursively look 
# for *.py files)
# 2- search_tag tag1 tag2 tag3 ... 
#
# this useful in conjunction to this vim snippet called "intro" (to add to .vim/snippet/python.snippets)
# snippet intro
#    #!/home/me/epd/bin/python                                                                                      
#    # -*- coding: utf-8 -*- 
#    # ==================================================================================
#    # code ${1:`Filename('$1.py', 'foo.py')`}
#    # Description: ${2: purpose}
#    # TAGS:${3: tags}:${4: tags}:${5: tags}
#    # created on `strftime("%Y-%m-%d")`
#    # Nicolas Fauchereau <Nicolas.Fauchereau@gmail.com>                                                                                            
#    # ==================================================================================
#
#
# created on 2011-12-02
# Nicolas Fauchereau <Nicolas.Fauchereau@gmail.com>
# ==================================================================================

import os
import sys 
import fnmatch

tag_list = []
for tag in sys.argv[1:]:
    tag_list.append(str(tag))

def find_files(directory, pattern):
    for root, dirs, files in os.walk(directory):
        for basename in files:
            if fnmatch.fnmatch(basename, pattern):
                filename = os.path.join(root, basename)
                yield filename

count = 0 

for file in find_files('.', '*.py'):
    try:
        f = open(file)
        header = f.readlines()[0:11]
        f.close()
        for linehead in header:
            if linehead[0:7] == '# TAGS:':
                linesplit = [i.strip('\n') for i in linehead.split(':')]
                if (len(tag_list) == len(list(set(linesplit) & set(tag_list)))):
                    print "# ======================================"
                    print file, " is tagged: ",linehead[7:-1]
                    count += 1
    except:
        pass

if count == 0:
    print "\n# ======================================"
    print "! No file found with tags: ", ", ".join(repr(i) for i in tag_list)
    print "# ======================================\n"