"""
assert

assert a > 3
"""

# mylist = [1,23,4]
# mylist[7]

# set1 = {1,2,3,[1,2]}

dict1 = {1:"1"}
dict1[2]

# del

"""
AssertionError		Raised when an assert statement fails.
AttributeError		Raised when attribute assignment or reference fails.
EOFError		    Raised when the input() function hits end-of-file condition.
FloatingPointError	Raised when a floating point operation fails.
GeneratorExit		Raised when a generator's close() method is called.
ImportError		    Raised when the imported module is not found.
IndexError		    Raised when the index of a sequence is out of range.
KeyError		    Raised when a key is not found in a dictionary.
KeyboardInterrupt	Raised when the user hits the interrupt key (Ctrl+C or Delete).
MemoryError		    Raised when an operation runs out of memory.
NameError		    Raised when a variable is not found in local or global scope.
NotImplementedError	Raised by abstract methods.
OSError		        Raised when system operation causes system related error.
OverflowError		Raised when the result of an arithmetic operation is too large to be
                    represented.
ReferenceError	    Raised when a weak reference proxy is used to access a garbage
                    collected referent.
RuntimeError		Raised when an error does not fall under any other category.
StopIteration		Raised by next() function to indicate that there is no further item to be
                    returned by iterator.
SyntaxError		    Raised by parser when syntax error is encountered.
IndentationError	Raised when there is incorrect indentation.
TabError		    Raised when indentation consists of inconsistent tabs and spaces.
SystemError		    Raised when interpreter detects internal error.
SystemExit		    Raised by sys.exit() function.
TypeError		    Raised when a function or operation is applied to an object of incorrect type.
UnboundLocalError	Raised when a reference is made to a local variable in a function or
                    method, but no value has been bound to that variable.
UnicodeError		Raised when a Unicode-related encoding or decoding error occurs.
UnicodeEncodeError	Raised when a Unicode-related error occurs during encoding.
UnicodeDecodeError	Raised when a Unicode-related error occurs during decoding.
UnicodeTranslateError Raised when a Unicode-related error occurs during translating.
ValueError		    Raised when a function gets an argument of correct type but improper value.
ZeroDivisionError	Raised when the second operand of division or modulo operation is zero.

"""