1 files changed, 40 insertions, 0 deletions
diff --git a/challenge-004/abigail/python/ch-2.py b/challenge-004/abigail/python/ch-2.py
new file mode 100644
index 0000000000..4e94f7fe7d
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+++ b/challenge-004/abigail/python/ch-2.py
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+#!/opt/local/bin/python
+
+#
+# See ../README.md
+#
+
+#
+# Run as python ch-2.py < input-file
+#
+
+import fileinput
+import getopt
+import sys
+
+#
+# Parse options
+#
+opts, args = getopt . getopt (sys . argv [1:], 'f:')
+for opt, val in opts:
+    if   opt == "-f":
+        filename = val
+
+
+#
+# Find the words in 'filename' which can be constructed
+# from the letters in 'letters'.
+#
+def find_words (filename, letters):
+    letters = list (letters . lower () . strip ())
+    for word in open (filename):
+        word = word . strip ()
+        copy = word . lower ()
+        for letter in letters:
+            copy = copy . replace (letter, "", 1)
+        if copy == "":
+            print (word)
+
+
+for line in fileinput . input ('-'):
+    find_words (filename, line . strip ())