diff --git a/portable_install/install.py b/portable_install/install.py
index e69de29..719465a 100644
--- a/portable_install/install.py
+++ b/portable_install/install.py
@@ -0,0 +1,65 @@
+import os
+import py7z
+import re
+import edlib
+import pickle
+import functools
+with open('test.pkl','rb') as file:
+    test = pickle.load(file)
+
+#check 1: see if all files lie within a single dir
+def __inner__(top,first = True):
+    os.chdir(top)
+    dirs = os.listdir()
+    valid = len(dirs) == 1
+    if valid:
+        valid = os.path.isdir(dirs[0])
+    if valid:
+        return __inner__(dirs[0],False)
+    else:
+        if not first:
+            return top
+
+def single_dir(top):
+    og_cwd = os.getcwd()
+    res = __inner__(top)
+    os.chdir(og_cwd)
+    return res
+#check 2: see if there is an 64 bit and 32 bit executable; take common name
+def is32or64(top):
+    exes = []
+    for root,dirs,files in os.walk(top):
+        for file in files:
+            if file.endswith('.exe'):
+                exes.append(file)
+    candidates = list(filter(lambda exe: '32' in exe or '64' in exe,exes))
+    res = os.path.commonprefix(candidates)
+    if res != '':
+        return res.rstrip('.exe')
+
+#check 3: sort executables by edit-distance from archive name; pick top one
+def by_edit_distance(top):
+    exes = []
+    for root,dirs,files in os.walk(top):
+        for file in files:
+            if file.endswith('.exe'):
+                exes.append(file)
+    res = sorted(exes,key = lambda a: edlib.align(top,a)['editDistance'],reverse=False)
+    if len(res) >= 1:
+        return res[0][:len(res[0])-len('.exe')]
+def dispatch(file_list):
+    trials = (
+        single_dir,
+        is32or64,
+        by_edit_distance,
+        )
+    res = None
+    for trial in trials:
+        if res is None:
+            res = trial(file_list)
+        else:
+            break
+    return res
+top = r"Z:\out"
+t1 = list(map(dispatch,(os.path.join(top,file) for file in os.listdir(top))))
+print(t1)
\ No newline at end of file
diff --git a/portable_install/regex_analysis.py b/portable_install/regex_analysis.py
new file mode 100644
index 0000000..e19f98c
--- /dev/null
+++ b/portable_install/regex_analysis.py
@@ -0,0 +1,71 @@
+import re
+extension = re.compile(r'\.(?:(?:tar\.(?:gz|bz))|[a-z0-9]+)$',re.I)
+platform = re.compile(r'(?<!\d)(?:(?<!^)win(?:dows)?)?[^x368?]?x?(?P<platform>(?:32|64|86(?:[^368](?=\d))?)+)',re.I)
+version = re.compile(r'v?(?P<version_code>\d+(?P<sep>[\.-_])(?:\d+(?P=sep)?)*\d+)(?:[^(?P=sep)\.](?=[abrs]))?(?P<label>setup|redist|beta|alpha|release)?',re.I)
+name = re.compile(r'^[a-z0-9]+(?:(?P<sep>[^a-z0-9])(?=[a-z0-9]))?(?:[a-z0-9]+(?P=sep))*(?:[a-z0-9]+)?[a-z0-9]',re.I)
+
+def snip(string,span):
+    beginning = string[:span[0]]
+    end = string[span[1]:]
+    return beginning + end
+def get_info(fname):
+    ret = {}
+    match = extension.search(fname)
+    if match:
+        ret['ext'] = match.group(0)
+        fname = snip(fname,match.span())
+    match = platform.search(fname)
+    if match:
+        ret['platform'] = match.group('platform')
+        fname = snip(fname,match.span())
+    match = version.search(fname)
+    if match:
+        ret['version'] = re.sub(r'[^\d\.]','.',match.group('version_code'))
+        ret['label'] = match.group('label')
+        sep = match.group('sep')
+        fname = snip(fname,match.span())
+    match = name.search(fname)
+    if match:
+        ret['name'] = match.group(0)
+    return ret
+
+test_fnames = '''\
+6_3_0.zip
+Anaconda2-4.3.0.1-Windows-x86_64.zip
+chromedriver_win32.zip
+cpu-z_1.81-en.zip
+Dimmer_v1.0.zip
+duplicate_files_deleter.zip
+elevate-1.3.0-redist.7z
+evolution-win.zip
+evosim_win_2016_04_02.zip
+Flowgorithm-2.14.1-Setup.zip
+foldertimeupdate-x64.zip
+httpd-2.4.29-o102n-x86-vc14-r2.zip
+httpd-2.4.33-win64-VC15.zip
+hwmonitor_1.33.zip
+KeePassX-2.0.3.zip
+Mindustry-windows64-3.5-release-40.zip
+Mindustry-windows64-4.0-alpha-52.zip
+Neon Skylines - Windows x86.zip
+nginx-1.15.3.zip
+nssm-2.24.zip
+openhardwaremonitor-v0.8.0-beta.zip
+OpenSSH-Win64.zip
+PluginManager_v1.4.9_x64.zip
+pyenchant-prebuild-win-amd64.7z
+RAMMap.zip
+SkyUI_5_1-3863-5-1.7z
+tesseract-3.02.02-win32-lib-include-dirs.zip
+tesseract-ocr-3.02-win32-portable.zip
+testdisk-7.0.win.zip
+Tic Tac Toe 2.7z
+visus805.zip
+wakeonlanmonitor.zip
+win-acme.v1.9.11.2.zip
+winprefetchview-x64.zip
+wolsniffer.zip
+xdelta3-3.1.0-x86_64.exe.zip\
+'''.split('\n')
+for fname in test_fnames:
+    print(get_info(fname))