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-rw-r--r--numpy/f2py/lib/parser/parsefortran.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/numpy/f2py/lib/parser/parsefortran.py b/numpy/f2py/lib/parser/parsefortran.py
index 08716e7c8..2dacd9e9f 100644
--- a/numpy/f2py/lib/parser/parsefortran.py
+++ b/numpy/f2py/lib/parser/parsefortran.py
@@ -31,7 +31,7 @@ class FortranParser:
Use .parse() method for parsing, parsing result is saved in .block attribute.
"""
self.reader = reader
- if self.cache.has_key(reader.id):
+ if reader.id in self.cache:
parser = self.cache[reader.id]
self.block = parser.block
self.is_analyzed = parser.is_analyzed