1 files changed, 42 insertions, 0 deletions
diff --git a/wqflask/utility/type_checking.py b/wqflask/utility/type_checking.py
new file mode 100644
index 00000000..220e5f62
--- /dev/null
+++ b/wqflask/utility/type_checking.py
@@ -0,0 +1,42 @@
+# Type checking functions
+
+def is_float(value):
+    try:
+        float(value)
+        return True
+    except:
+        return False
+
+def is_int(value):
+    try:
+        int(value)
+        return True
+    except:
+        return False
+
+def is_str(value):
+    if value is None:
+        return False
+    try:
+        str(value)
+        return True
+    except:
+        return False
+
+def get_float(vars,name,default=None):
+    if name in vars:
+        if is_float(vars[name]):
+            return float(vars[name])
+    return None
+
+def get_int(vars,name,default=None):
+    if name in vars:
+        if is_int(vars[name]):
+            return float(vars[name])
+    return default
+
+def get_string(vars,name,default=None):
+    if name in vars:
+        if not vars[name] is None:
+            return str(vars[name])
+    return default