reorg: move StreamIter to utils

.coveragerc

@@ -5,6 +5,7 @@ omit =
     *.html
     *.js
     *.css
+    setup.py
 
 [report]
 exclude_lines =

recorder/recorderapp.py

@@ -1,9 +1,5 @@
 #from gevent import monkey; monkey.patch_all()
-from requests.structures import CaseInsensitiveDict
-import requests
-
-from webagg.utils import ReadFullyStream
-from webagg.responseloader import StreamIter
+from webagg.utils import ReadFullyStream, StreamIter
 from webagg.inputrequest import DirectWSGIInputRequest
 
 from pywb.utils.statusandheaders import StatusAndHeadersParser
@@ -19,6 +15,9 @@ import json
 import tempfile
 import re
 
+from requests.structures import CaseInsensitiveDict
+import requests
+
 import traceback
 
 import gevent.queue

webagg/responseloader.py

@@ -1,4 +1,4 @@
-from webagg.utils import MementoUtils
+from webagg.utils import MementoUtils, StreamIter
 
 from pywb.utils.timeutils import timestamp_to_datetime, datetime_to_timestamp
 from pywb.utils.timeutils import iso_date_to_datetime, datetime_to_iso_date
@@ -17,45 +17,6 @@ import itertools
 import requests
 
 
-#=============================================================================
-class StreamIter(six.Iterator):
-    def __init__(self, stream, header1=None, header2=None, size=8192):
-        self.stream = stream
-        self.header1 = header1
-        self.header2 = header2
-        self.size = size
-
-    def __iter__(self):
-        return self
-
-    def __next__(self):
-        if self.header1:
-            header = self.header1
-            self.header1 = None
-            return header
-        elif self.header2:
-            header = self.header2
-            self.header2 = None
-            return header
-
-        data = self.stream.read(self.size)
-        if data:
-            return data
-
-        self.close()
-        raise StopIteration
-
-    def close(self):
-        if not self.stream:
-            return
-
-        try:
-            self.stream.close()
-            self.stream = None
-        except Exception:
-            pass
-
-
 #=============================================================================
 class BaseLoader(object):
     def __call__(self, cdx, params):

webagg/utils.py

@@ -145,7 +145,7 @@ def res_template(template, params):
     return res
 
 
-#=================================================================
+#=============================================================================
 class ReadFullyStream(object):
     def __init__(self, stream):
         self.stream = stream
@@ -185,4 +185,42 @@ class ReadFullyStream(object):
             self.stream.close()
 
 
+#=============================================================================
+class StreamIter(six.Iterator):
+    def __init__(self, stream, header1=None, header2=None, size=8192):
+        self.stream = stream
+        self.header1 = header1
+        self.header2 = header2
+        self.size = size
+
+    def __iter__(self):
+        return self
+
+    def __next__(self):
+        if self.header1:
+            header = self.header1
+            self.header1 = None
+            return header
+        elif self.header2:
+            header = self.header2
+            self.header2 = None
+            return header
+
+        data = self.stream.read(self.size)
+        if data:
+            return data
+
+        self.close()
+        raise StopIteration
+
+    def close(self):
+        if not self.stream:
+            return
+
+        try:
+            self.stream.close()
+            self.stream = None
+        except Exception:
+            pass
+