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-rw-r--r--Modules/cgen.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/Modules/cgen.py b/Modules/cgen.py
index 0cdeaa6..1e345d1 100644
--- a/Modules/cgen.py
+++ b/Modules/cgen.py
@@ -33,8 +33,8 @@ digits = '0123456789'
#
def getnum(s):
n = ''
- while s[:1] in digits:
- n = n + s[:1]
+ while s and s[0] in digits:
+ n = n + s[0]
s = s[1:]
return n, s