diff --git a/Doc/lib/libcsv.tex b/Doc/lib/libcsv.tex
index 5486cf1..cac39bc 100644
--- a/Doc/lib/libcsv.tex
+++ b/Doc/lib/libcsv.tex
@@ -314,7 +314,7 @@
 
 \begin{verbatim}
 import csv
-reader = csv.reader(file("some.csv", "rb"))
+reader = csv.reader(open("some.csv", "rb"))
 for row in reader:
     print row
 \end{verbatim}
@@ -323,7 +323,7 @@
 
 \begin{verbatim}
 import csv
-reader = csv.reader(file("some.csv", "rb"))
+reader = csv.reader(open("some.csv", "rb"))
 for row in reader:
     print row[0], row[-1]
 \end{verbatim}
@@ -332,7 +332,7 @@
 
 \begin{verbatim}
 import csv
-writer = csv.writer(file("some.csv", "wb"))
+writer = csv.writer(open("some.csv", "wb"))
 for row in someiterable:
     writer.writerow(row)
 \end{verbatim}