Python is open source, case sensitive language, support for other libraries, portable.
Python is an interpreted (Python does not need to be compiled before it is run), dynamically typed (like
a=222 and then
a="I'm a QA").
Python does not have access specifiers in class & Class is first object (It can be assigned to variables, returned from other functions, and passed into functions).
PEP stands for Python Enhancement Proposal with Its rule.
Python has 4 namespace (Built In, Global, Local & Enclosing). & Build in Data type like Set, List & tuple. Tuple is faster than List & list is mutable and Tuple is immutable.
.PY and .PYC File: The .py files are the python source code files. While the .pyc files contain the bytecode of the python files.
functions in Python:
Function 1: Function without datatype
print(“Welcome to Geeksfortesting”)
Function(); #calling the function
Output: Welcome to Geeksfortesting
Function 2: Function with defined datatype
Function 3: Function with defined datatype & value
Function 4: Function with undefined datatype
Function 5: Function with datatype as List
for n in var: