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authorZachary Ferguson <zfergus2@users.noreply.github.com>2015-10-15 14:48:59 -0400
committerZachary Ferguson <zfergus2@users.noreply.github.com>2015-10-15 14:48:59 -0400
commit65bb71f4bde383a4d0b8cd6fd49901bb6e2cfa5f (patch)
tree03802f50ac31b295ace0585ccb6bc1ea6ef9b612 /python.html.markdown
parenta4ea3961744c3c1ee6fcf654f011caa8dbadf56e (diff)
parent68953bd9d97328b8660dad06edd8acb8ff330ede (diff)
Merge remote-tracking branch 'refs/remotes/adambard/master'
Conflicts: c.html.markdown
Diffstat (limited to 'python.html.markdown')
-rw-r--r--python.html.markdown19
1 files changed, 17 insertions, 2 deletions
diff --git a/python.html.markdown b/python.html.markdown
index 5572e38e..b939ebbe 100644
--- a/python.html.markdown
+++ b/python.html.markdown
@@ -14,7 +14,13 @@ executable pseudocode.
Feedback would be highly appreciated! You can reach me at [@louiedinh](http://twitter.com/louiedinh) or louiedinh [at] [google's email service]
Note: This article applies to Python 2.7 specifically, but should be applicable
-to Python 2.x. For Python 3.x, take a look at the [Python 3 tutorial](http://learnxinyminutes.com/docs/python3/).
+to Python 2.x. Python 2.7 is reachong end of life and will stop beeign maintained in 2020,
+it is though recommended to start learnign Python with Python 3.
+For Python 3.x, take a look at the [Python 3 tutorial](http://learnxinyminutes.com/docs/python3/).
+
+It is also possible to write Python code which is compatible with Python 2.7 and 3.x at the same time,
+using Python [`__future__` imports](https://docs.python.org/2/library/__future__.html). `__future__` imports
+allow you to write Python 3 code that will run on Python 2, so check out the Python 3 tutorial.
```python
@@ -142,7 +148,13 @@ bool("") # => False
####################################################
# Python has a print statement
-print "I'm Python. Nice to meet you!"
+print "I'm Python. Nice to meet you!" # => I'm Python. Nice to meet you!
+
+# Simple way to get input data from console
+input_string_var = raw_input("Enter some data: ") # Returns the data as a string
+input_var = input("Enter some data: ") # Evaluates the data as python code
+# Warning: Caution is recommended for input() method usage
+# Note: In python 3, input() is deprecated and raw_input() is renamed to input()
# No need to declare variables before assigning to them.
some_var = 5 # Convention is to use lower_case_with_underscores
@@ -473,9 +485,12 @@ add_10(3) # => 13
# There are also anonymous functions
(lambda x: x > 2)(3) # => True
+(lambda x, y: x ** 2 + y ** 2)(2, 1) # => 5
# There are built-in higher order functions
map(add_10, [1, 2, 3]) # => [11, 12, 13]
+map(max, [1, 2, 3], [4, 2, 1]) # => [4, 2, 3]
+
filter(lambda x: x > 5, [3, 4, 5, 6, 7]) # => [6, 7]
# We can use list comprehensions for nice maps and filters