Python Error Messages Explained for Beginners
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SyntaxError:
Description: This error occurs when the Python interpreter encounters incorrect syntax. It usually happens because of typos, missing punctuation, or incorrect structure.
Example:
python
print "Hello, World!" # Missing parentheses in Python 3.x
IndentationError:
Description: This error is raised when there's an issue with the indentation of your code. Python relies on indentation to define the scope of loops, functions, and other code blocks.
Example:
python
def hello():
print("Hello, World!") # IndentationError: unindent does not match any outer indentation level
NameError:
Description: This error occurs when a local or global name is not found. It usually means you've used a variable or function name that hasn't been defined.
Example:
python
print(x) # NameError: name 'x' is not defined
TypeError:
Description: Raised when an operation or function is applied to an object of inappropriate type. This often happens when mixing incompatible types.
Example:
python
print(5 + "5") # TypeError: unsupported operand type(s) for +: 'int' and 'str'
ValueError:
Description: This error is raised when a function receives an argument of the correct type but with an inappropriate value.
Example:
python
int("hello") # ValueError: invalid literal for int() with base 10: 'hello'
IndexError:
Description: Raised when you try to access an index that is out of range for a sequence (like a list).
Example:
python
my_list = [1, 2, 3]
print(my_list[5]) # IndexError: list index out of range
KeyError:
Description: Occurs when a dictionary key is not found in the set of existing keys.
Example:
python
my_dict = {"name": "Alice"}
print
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