#1726198: replace while 1: fp.readline() with file iteration.

Lib/formatter.py

@@ -432,10 +432,7 @@ def test(file = None):
         fp = open(sys.argv[1])
     else:
         fp = sys.stdin
-    while 1:
-        line = fp.readline()
-        if not line:
-            break
+    for line in fp:
         if line == '\n':
             f.end_paragraph(1)
         else:

Lib/keyword.py

@@ -62,9 +62,7 @@ def main():
     fp = open(iptfile)
     strprog = re.compile('"([^"]+)"')
     lines = []
-    while 1:
-        line = fp.readline()
-        if not line: break
+    for line in fp:
         if '{1, "' in line:
             match = strprog.search(line)
             if match:

Lib/urlparse.py

@@ -306,9 +306,7 @@ def test():
         except ImportError:
             from StringIO import StringIO
         fp = StringIO(test_input)
-    while 1:
-        line = fp.readline()
-        if not line: break
+    for line in fp:
         words = line.split()
         if not words:
             continue

Tools/pynche/ColorDB.py

@@ -50,10 +50,7 @@ class ColorDB:
         self.__byname = {}
         # all unique names (non-aliases).  built-on demand
         self.__allnames = None
-        while 1:
-            line = fp.readline()
-            if not line:
-                break
+        for line in fp:
             # get this compiled regular expression from derived class
             mo = self._re.match(line)
             if not mo: