diff --git a/calendar/teachingdates/calendars/basecalendar.py b/calendar/teachingdates/calendars/basecalendar.py
index d000739..fa8f77b 100644
--- a/calendar/teachingdates/calendars/basecalendar.py
+++ b/calendar/teachingdates/calendars/basecalendar.py
@@ -141,7 +141,7 @@
                 lecture_num += 1
         return dates
 
-    def render_latex(self):
+    def render_latex(self, weeks):
         env = jinja2.Environment(
             block_start_string="\\BLOCK{",
             block_end_string="}",
@@ -157,42 +157,26 @@
         env.filters.update(filters)
         template = env.get_template(
             "{style}.tex.j2".format(style=self.config.style))
-        if self.config.style == "lecture":
-            return template.render(
-                weeks=self.lecture_dates(),
-                paper=self.config.paper,
-                period=self.config.period,
-                year=self.config.year,
-                eow_offset=datetime.timedelta(self.config.end_of_week))
-        else:
-            return template.render(
-                weeks=self.calendars[self.config.period],
-                paper=self.config.paper,
-                period=self.config.period,
-                year=self.config.year,
-                eow_offset=datetime.timedelta(self.config.end_of_week))
+        return template.render(
+            weeks=weeks,
+            paper=self.config.paper,
+            period=self.config.period,
+            year=self.config.year,
+            eow_offset=datetime.timedelta(self.config.end_of_week))
 
-    def render_text(self):
+    def render_text(self, weeks):
         env = jinja2.Environment(
             loader=jinja2.PackageLoader("teachingdates", "templates"),
             autoescape=False)
         env.filters.update(filters)
         template = env.get_template(
             "{style}.txt.j2".format(style=self.config.style))
-        if self.config.style == "lecture":
-            return template.render(
-                weeks=self.lecture_dates(),
-                paper=self.config.paper,
-                period=self.config.period,
-                year=self.config.year,
-                eow_offset=datetime.timedelta(self.config.end_of_week))
-        else:
-            return template.render(
-                weeks=self.calendars[self.config.period],
-                paper=self.config.paper,
-                period=self.config.period,
-                year=self.config.year,
-                eow_offset=datetime.timedelta(self.config.end_of_week))
+        return template.render(
+            weeks=weeks,
+            paper=self.config.paper,
+            period=self.config.period,
+            year=self.config.year,
+            eow_offset=datetime.timedelta(self.config.end_of_week))
 
     def render_xml(self):
         env = jinja2.Environment(
@@ -205,10 +189,15 @@
             eow_offset=datetime.timedelta(self.config.end_of_week))
 
     def render(self, style, fmt):
+        if self.config.style == "lecture":
+            weeks = self.lecture_dates()
+        else:
+            weeks = self.calendars[self.config.period]
+        
         if fmt == "latex":
-            return(self.render_latex())
+            return(self.render_latex(weeks))
         elif fmt == "text":
-            return(self.render_text())
+            return(self.render_text(weeks))
         elif fmt == "xml":
             return(self.render_xml())
         else: