finish first implementation of scan.py

4 files changed, 52 insertions, 4 deletions

diff --git a/__init__.py b/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/__init__.py
diff --git a/readme.rst b/readme.rst
index caed21a..f6037eb 100644
--- a/readme.rst
+++ b/readme.rst
@@ -1 +1,5 @@
 Beta
+
+Resources:
+
+https://nylas.com/blog/packaging-deploying-python
diff --git a/scan.py b/scan.py
index c611920..7432cef 100644..100755
--- a/scan.py
+++ b/scan.py
@@ -1,10 +1,54 @@
 #!/usr/bin/python3
 
+import os
 import uuid
-import Path from pathlib
+import time
+import pickle
+
 
 START_DIR = "/storage/animes"
+DB_FILENAME = "/storage/animes.db"
+uuid_msg = '''{uuid}
+creation_date: {date}
+orig_hostname: {hostname}
+'''
+
+
+def create_uuid_txt(root, hostname=os.uname().nodename):
+    my_uuid = str(uuid.uuid4())
+    with open(os.path.join(root, 'uuid.txt'), 'w') as out:
+        out.write(uuid_msg.format(uuid=my_uuid,
+                                  date=time.strftime('%F %T'),
+                                  hostname=hostname))
+    return my_uuid
+
+
+def partition(pred, iterable):
+    'Use a predicate to partition entries into false and true entries'
+    result = [], []
+    for x in iterable:
+        result[pred(x)].append(x)
+    return result
+
+
+def main():
+    db = []
+    with open(DB_FILENAME + '.new', 'wb') as out:
+        for root, dirs, files in os.walk(START_DIR):
+            files, uuids = partition(lambda f: '/uuid.txt' in f,
+                                    (os.path.join(root, f) for f in files))
+            if len(uuids) == 1:
+                my_uuid = open(uuids[0]).readline().strip()
+            else:
+                print('removing:', uuids)
+                for f in uuids:
+                    os.unlink(f)
+                my_uuid = create_uuid_txt(root)
+            db.append((my_uuid, [(f, os.stat(f).st_size) for f in files]))
+
+        pickle.dump(db, out)
+    os.rename(DB_FILENAME + '.new', DB_FILENAME)
 
 
-for root, dirs, files in os.walk(START_DIR):
-    s
+if __name__ == '__main__':
+    main()
diff --git a/uuid-rules.rst b/uuid-rules.rst
index 8c7b1e2..7ec3ad8 100644
--- a/uuid-rules.rst
+++ b/uuid-rules.rst
@@ -7,7 +7,7 @@ Lors d'un réorganisation, il faut:
   l'arborescence.
 
 
-On réserve uuid.txt*.
+On réserve `uuid.txt*`.
 
 scan: