1 files changed, 52 insertions, 0 deletions
diff --git a/func/yaml/implicit.py b/func/yaml/implicit.py
new file mode 100644
index 0000000..49d65e0
--- /dev/null
+++ b/func/yaml/implicit.py
@@ -0,0 +1,52 @@
+"""
+pyyaml legacy
+Copyright (c) 2001 Steve Howell and Friends; All Rights Reserved
+(see open source license information in docs/ directory)
+"""
+
+import re
+import string
+from timestamp import timestamp, matchTime
+
+DATETIME_REGEX   = re.compile("^[0-9]{4}-[0-9]{2}-[0-9]{2}$")
+FLOAT_REGEX      = re.compile("^[-+]?[0-9][0-9,]*\.[0-9]*$")
+SCIENTIFIC_REGEX = re.compile("^[-+]?[0-9]+(\.[0-9]*)?[eE][-+][0-9]+$")
+OCTAL_REGEX      = re.compile("^[-+]?([0][0-7,]*)$")
+HEX_REGEX        = re.compile("^[-+]?0x[0-9a-fA-F,]+$")
+INT_REGEX        = re.compile("^[-+]?(0|[1-9][0-9,]*)$")
+
+def convertImplicit(val):
+    if val == '~':
+        return None
+    if val == '+':
+        return 1
+    if val == '-':
+        return 0
+    if val[0] == "'" and val[-1] == "'":
+        val = val[1:-1]
+        return string.replace(val, "''", "\'")
+    if val[0] == '"' and val[-1] == '"':
+        if re.search(r"\u", val):
+            val = "u" + val
+        unescapedStr = eval (val)
+        return unescapedStr
+    if matchTime.match(val):
+        return timestamp(val)
+    if INT_REGEX.match(val):
+        return int(cleanseNumber(val))
+    if OCTAL_REGEX.match(val):
+        return int(val, 8)
+    if HEX_REGEX.match(val):
+        return int(val, 16)
+    if FLOAT_REGEX.match(val):
+        return float(cleanseNumber(val))
+    if SCIENTIFIC_REGEX.match(val):
+        return float(cleanseNumber(val))
+    return val
+
+def cleanseNumber(str):
+    if str[0] == '+':
+        str = str[1:]
+    str = string.replace(str,',','')
+    return str
+