render.py: Wrap in a __name__ check.

render.py

@@ -7,59 +7,64 @@ import sys
 import os
 from mako.template import Template
 
-if len(sys.argv) < 2:
-    print >>sys.stderr, "Usage: %s TEMPLATE [WEEK]" 
-    sys.exit(1)
-
-template = sys.argv[1]
 START = datetime.datetime(2009, 12, 21, 6)
 
-if len(sys.argv) == 3:
-    week = parse(sys.argv[2], default=START)
-else:
-    week = START
+def render_template(path, week=None):
+    with open('out/report.yml') as r:
+        report = yaml.safe_load(r)
 
-with open('out/report.yml') as r:
-    report = yaml.safe_load(r)
-
-with open('bloggers.yml') as f:
-    users = yaml.safe_load(f)
-
-week = (week - START).days / 7
-week_start = START + (week * datetime.timedelta(7))
-week_end   = START + ((week + 1) * datetime.timedelta(7))
-
-good = []
-lame = []
-skip = []
-userlist = []
-
-class User(object):
-    pass
-
-for (un, rec) in users.items():
-    u = User()
-    u.username = un
-    u.links = rec['links']
-    u.start = rec['start']
-    u.weeks = report.get(un, [])
-
-    userlist.append(u)
-
-def user_key(u):
-    return (u.start, u.username)
-
-userlist.sort(key=user_key)
-
-for u in userlist:
-    user_start = parse(u.start, default=START)
-    if user_start > week_start:
-        skip.append(u)
-    elif len(u.weeks) <= week or not u.weeks[week]:
-        lame.append(u)
+    with open('bloggers.yml') as f:
+        users = yaml.safe_load(f)
+    if week:
+        week = parse(week, default=START)
     else:
-        good.append(u)
+        week = START
 
-print Template(filename=template, output_encoding='utf-8').render(
-    week=week, week_start=week_start,week_end=week_end,
-    good=good, lame=lame, skip=skip, userlist=userlist)
+    week = (week - START).days / 7
+    week_start = START + (week * datetime.timedelta(7))
+    week_end   = START + ((week + 1) * datetime.timedelta(7))
+
+    good = []
+    lame = []
+    skip = []
+    userlist = []
+
+    class User(object):
+        pass
+
+    for (un, rec) in users.items():
+        u = User()
+        u.username = un
+        u.links = rec['links']
+        u.start = rec['start']
+        u.weeks = report.get(un, [])
+
+        userlist.append(u)
+
+    def user_key(u):
+        return (u.start, u.username)
+
+    userlist.sort(key=user_key)
+
+    for u in userlist:
+        user_start = parse(u.start, default=START)
+        if user_start > week_start:
+            skip.append(u)
+        elif len(u.weeks) <= week or not u.weeks[week]:
+            lame.append(u)
+        else:
+            good.append(u)
+
+    return Template(filename=path, output_encoding='utf-8').render(
+        week=week, week_start=week_start,week_end=week_end,
+        good=good, lame=lame, skip=skip, userlist=userlist)
+
+if __name__ == '__main__':
+    if len(sys.argv) < 2:
+        print >>sys.stderr, "Usage: %s TEMPLATE [WEEK]"
+        sys.exit(1)
+
+    template = sys.argv[1]
+    week = None
+    if len(sys.argv) > 2: week = sys.argv[2]
+    print render_template(template, week)