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Python Data Type Q&A » dictionary » loop 

1. What's the most efficient way to access sibling dictionary value in a Python dict?    stackoverflow.com

In Python, I've got a list of dictionaries that looks like this:

matchings = [
    {'id': 'someid1', 'domain': 'somedomain1.com'},
    {'id': 'someid2', 'domain': 'somedomain2.com'},
    ...

2. List in a dictionary, looping in Python    stackoverflow.com

I have the following code:

    TYPES = {'hotmail':{'type':'hotmail', 'lookup':'mixed', 'dkim': 'no', 'signatures':['|S|Return-Path: postmaster@hotmail.com','|R|^Return-Path:\s*[^@]+@(?:hot|msn)','^Received: from .*hotmail.com$']},
             'gmail':{'type':'gmail', ...

3. python: sorting    stackoverflow.com

hi im doing a loop so i could get dict of data, but since its a dict it's sorting alphabetical and not as i push it trought the loop ... is it ...

4. How to rewrite this Dictionary For Loop in Python?    stackoverflow.com

I have a Dictionary of Classes where the classes hold attributes that are lists of strings. I made this function to find out the max number of items are in one of ...

5. loop through list of dictionaries    stackoverflow.com

i have a list of dictionaries. there are several points inside the list, some are multiple. When there is a multiple entry i want to calculate the average of the x ...

6. re-combining a list/dictionary in python    stackoverflow.com

following on from this question i have the following lists in python which i want to recombine into a dictionary/list: from

fromfruits = { "names" : ['banana','grapefruit','apple'] , "colors" : ['yellow','pink','green'], ... }
to
tofruits ...

7. python looping seems to not follow sequence?    stackoverflow.com

i feel like i'm missing something obvious here!

seq = {'a': ['1'], 'aa': ['2'], 'aaa': ['3'], 'aaaa': ['4'], 'aaaaa': ['5']}
for s in seq:
    print s
outputs:
a
aa
aaaa
aaaaa
aaa
wheras surely it should output:
a
aa
aaa
aaaa
aaaaa
what's ...

8. In python, how do you loop a dictionary but keep the changes made to it    stackoverflow.com

So basically im new to python and programming in general. I was wondering say you have a situation where you have a dictionary and are asking the user if they ...

9. Python: How can I modify dictionary values in a for loop alternating the keys?    stackoverflow.com

I am new to Python (and to programming). I'd like to modify a dictionary in a for loop by alternating the key of the dictionary. I wrote the following code, which was ...

10. Suggestions for improving how I loop through the values of a dictionary?    stackoverflow.com

This is what I have been using:

for i in iter(SHAPES):
    SHAPES[i].drawOrder(97)
    SHAPES[i].alpha(CFG["SHP_alpha"])
    .
    .
This is what I thought about ...

11. how to loop a dict in a {} using python    stackoverflow.com

This is my code :

a = {0:'000000',1:'11111',3:'333333',4:'444444'}

b = {i:j+'www'  for i,j in a.items()}
print b
and it shows error :
  File "g.py", line 7
    b = {i:j+'www'  ...

12. Replace dictionary values    stackoverflow.com

Hey all, I'm trying to work on a simple script that takes a string and replaces each letter in the string. What I've tried doing is creating a dictionary for each ...

13. Looping through Login Credentials - Python Dictionaries    stackoverflow.com

Pretty new to Python and programming in general. At the moment I am trying to use a dictionary nested within a dictionary to loop through login Credentials. My Dictionary looks like ...

14. Looping through dictionary to insert value to an object    stackoverflow.com

Consider I have the following dictionary:

dic={}
dic["var1"]=val1
dic["var2"]=val2
Now I have another object which contains two properties: var1 and var2 . I would like to run a loop within the object's method such as (pseudo ...

15. python dynamic dictionary    stackoverflow.com

im creating a function that will handle xml data, the data can vary but the structure is the same : events ( list like ) event ...

16. Creating multiple dictionary variables with loop commands?    stackoverflow.com

This is my first time working with python. I'm trying to create a dictionary for each county (23 in total) with year as the key for population and income values. ...

17. Looping Python dictionaries in entered sequence    stackoverflow.com

I am new in Python and while looping through the items of a dictionary structure I discovered that they come up in a different order than the sequence they were entered. ...

18. Build dictionary from file and os.listdir python    stackoverflow.com

I'm using os.listdir and a file to create a dictionary. I'm getting keys and values from them respectively. os.listdir gives me:

EVENT3180
EVENT2894
EVENT2996
and from the file I get:
3.1253   -32.8828   138.2464
11.2087 ...

19. How can I loop through a list of dicts, backwards, until a particular key value is found?    stackoverflow.com

I have a dict of dicts:

for i in results[2]:
    print i

Recurring: {'p_pnref': 'E78P2DFEA7E3', 'p_result': '12'}
Recurring: {'p_pnref': 'E78P2E93B933', 'p_result': '0'}
Recurring: {'p_pnref': 'E35P0A5578D3', 'p_result': '12'}
Recurring: {'p_pnref': 'E24P0AA506C3', 'p_result': '24'}
Recurring: {'p_pnref': ...

21. How to sort a Dictionary in a for-loop?    python-forum.org

A dict can't be sorted. The order of items in a dict can't even be changed. I will explain what you were doing. adict.items() returns a list of (item, value) pairs. Contrary to dicts, lists can be sorted. sorted(adict.items()) will return a new list with the pairs sorted in lexicographic order. If you want to iterate over a list of sorted ...

22. Wrong values in for loop dictionary    python-forum.org

23. Loops and Dictionaries    python-forum.org

If you're in Advanced, this will be your first adventure in the MUD! If you're in Intermediate, this is the next stage of the MUD we've been developing for a while. If you didn't quite get your previous one finished, don't worry, have a look at the solution and try to fix your attempt before going further. One thing to notice ...

24. Infinite loop? Why? Trying to alphabetize a dictionary.    python-forum.org

def alphaOrder(theDict): ABClineitem = [] for spellKeys,fullItems in theDict.iteritems(): ABClineitem.append(fullItems['Spell Name']) ABClineitem.sort() return ABClineitem for spellsNames in alphaOrder(wholeDb): for spellKeys,fullItems in wholeDb.iteritems(): while fullItems['Spell Name'] == spellsNames: ...

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