Python: try except KeyError vs if has_key()
41460
`if key in dict` vs. `try/except` - which is more readable idiom?
96246
What's quicker and better to determine if an array key exists in PHP?
151816
What is the semantics of 'is' operator in Python?
137763
Bad idea to catch all exceptions in Python
3871
Comparing Python dictionaries and nested dictionaries
91006
Why can I refer to a variable outside of an if/unless/case statement that never ran?
38789
can we check if a key exists in a map in vf page
12082
Why dict.get(key) instead of dict[key]?
20566
How can I remove a key from a Python dictionary?
113278
Manually raising (throwing) an exception in Python
148523
How to check whether operator== exists?
111657
Difference between "if x" and "if x is not None"
115565
SyntaxError inconsistency in Python?
23881
Python's in (__contains__) operator returns a bool whose value is neither True nor False
140442
c++ try-except statement
8309
Does Python have a ternary conditional operator?
96990
python: If an entry is not an acceptable parameter for a prompt, how to re-ask