Merge pull request #21

ZipDocument class vars should be instance vars

rmapy/document.py

@@ -113,6 +113,14 @@ class ZipDocument(object):
         rm: A list of :class:rmapy.document.RmPage in this zip.
 
     """
+    def __init__(self, _id=None, doc=None, file=None):
+        """Create a new instance of a ZipDocument
+
+        Args:
+            _id: Can be left empty to generate one
+            doc: a raw pdf, epub or rm (.lines) file.
+            file: a zipfile to convert from
+        """
         # {"extraMetadata": {},
         # "fileType": "pdf",
         # "pageCount": 0,
@@ -121,7 +129,7 @@ class ZipDocument(object):
         # "margins": 180,
         # "textScale": 1,
         # "transform": {}}
-    content = {
+        self.content = {
             "extraMetadata": {
                 # "LastBrushColor": "Black",
                 # "LastBrushThicknessScale": "2",
@@ -159,7 +167,7 @@ class ZipDocument(object):
             }
         }
 
-    metadata = {
+        self.metadata = {
             "deleted": False,
             "lastModified": "1568368808000",
             "metadatamodified": False,
@@ -172,22 +180,14 @@ class ZipDocument(object):
             "VissibleName": "New Document"
         }
 
-    pagedata = "b''"
+        self.pagedata = "b''"
 
-    zipfile = BytesIO()
-    pdf = None
-    epub = None
-    rm: List[RmPage] = []
-    ID = None
+        self.zipfile = BytesIO()
+        self.pdf = None
+        self.epub = None
+        self.rm: List[RmPage] = []
+        self.ID = None
 
-    def __init__(self, _id=None, doc=None, file=None):
-        """Create a new instance of a ZipDocument
-
-        Args:
-            _id: Can be left empty to generate one
-            doc: a raw pdf, epub or rm (.lines) file.
-            file: a zipfile to convert from
-        """
         if not _id:
             _id = str(uuid4())
         self.ID = _id