Changes to tests/big/create_big_file.py. All files

tests/big/create_big_file.py

new file mode 100755@@ -0,0 +1,29 @@+#!/usr/bin/env python++# Create an 8GB file of mostly "abcdefghijklmnopqrstuvwxyz01234",+# with a few instances of "hello"++import sys++if len(sys.argv) != 2:+    print("Usage: %s big_file.txt" % sys.argv[0])+    sys.exit(1)++big_file = sys.argv[1]+++def create_big_file():+    with open(big_file, "w") as fd:+        for i in range(1, 2**28):+            byte = i * 32+            if byte % 2**30 == 0:+                fd.write("hello%s\n" % byte)+            else:+                fd.write("abcdefghijklmnopqrstuvwxyz01234\n")+        fd.write("hello\n")+++try:+    fd = open(big_file, "r")+except Exception as e:+    create_big_file()