python Programming Glossary: iterateIs there any pythonic way to combine two dicts (adding values for keys that appear in both)? http://stackoverflow.com/questions/11011756/is-there-any-pythonic-way-to-combine-two-dicts-adding-values-for-keys-that-appe
Add text to Existing PDF using Python http://stackoverflow.com/questions/1180115/add-text-to-existing-pdf-using-python new PDF object using PdfFileWriter we'll call this output iterate through input and apply .mergePage text .getPage 0 for each..
how can I iterate through two lists in parallel in Python? [duplicate] http://stackoverflow.com/questions/1663807/how-can-i-iterate-through-two-lists-in-parallel-in-python can I iterate through two lists in parallel in Python duplicate Possible.. Duplicates Iterate a list as tuples in python How do I iterate over the tuples of the items of two or more lists in Python.. result in f 1 b 4 f 2 b 5 f 3 b 6 One way to do it is to iterate over the indeces for i in xrange len foo print f foo i b b i..
Python dictionary, keep keys/values in same order as declared http://stackoverflow.com/questions/1867861/python-dictionary-keep-keys-values-in-same-order-as-declared 'za' 321 'bs' 10 It isn't in that order if I view it or iterate through it is there any way to make sure Python will keep the..
Django - Iterate over model instance field names and values in template http://stackoverflow.com/questions/2170228/django-iterate-over-model-instance-field-names-and-values-in-template pass an instance of the model to a template and be able to iterate over it dynamically in the template something like this table..
How does zip(*[iter(s)]*n) work in Python? http://stackoverflow.com/questions/2233204/how-does-zipitersn-work-in-python verbose code sample chunk_size 3 L 1 2 3 4 5 6 7 8 9 # iterate over L in steps of 3 for start in range 0 len L chunk_size #..
The Python yield keyword explained http://stackoverflow.com/questions/231767/the-python-yield-keyword-explained Generators Generators are iterators but you can only iterate over them once . It's because they do not store all the values.. result This code contains several smart parts The loop iterates on a list but the list expands while the loop is being iterated.. on a list but the list expands while the loop is being iterated It's a concise way to go through all these nested data even..
Speed up bitstring/bit operations in Python? http://stackoverflow.com/questions/2897297/speed-up-bitstring-bit-operations-in-python I've made some enhancements to gmpy2 2.0.0b2. You can now iterate over all the bits that are either set or clear. Running time..
How do you split a list into evenly sized chunks in Python? http://stackoverflow.com/questions/312443/how-do-you-split-a-list-into-evenly-sized-chunks-in-python though. Related question What is the most 𦑩ythonic way to iterate over a list in chunks python list chunks share improve this..
Django equivalent for count and group by http://stackoverflow.com/questions/327807/django-equivalent-for-count-and-group-by query_set.query.group_by 'category_id' If you then iterate over query_set each returned value will be a dictionary with..
How can I download all emails with attachments from Gmail? http://stackoverflow.com/questions/348630/how-can-i-download-all-emails-with-attachments-from-gmail mail Subject # we use walk to create a generator so we can iterate on the parts and forget about the recursive headach for part..
Flattening a shallow list in Python http://stackoverflow.com/questions/406121/flattening-a-shallow-list-in-python share improve this question If you're just looking to iterate over a flattened version of the data structure and don't need..
Python list comprehension rebind names even after scope of comprehension. Is this right? http://stackoverflow.com/questions/4198906/python-list-comprehension-rebind-names-even-after-scope-of-comprehension-is-thi frame. Thus generator expressions especially if they iterate over a short sequence were less efficient than list comprehensions...
What is the most “pythonic” way to iterate over a list in chunks? http://stackoverflow.com/questions/434287/what-is-the-most-pythonic-way-to-iterate-over-a-list-in-chunks is the most &ldquo pythonic&rdquo way to iterate over a list in chunks I have a Python script which takes as..
Generator Expressions vs. List Comprehension http://stackoverflow.com/questions/47789/generator-expressions-vs-list-comprehension good that list comprehensions are better when you want to iterate over something multiple times . However it's also worth noting..
http://stackoverflow.com/questions/716477/join-list-of-lists-in-python python For example I have a list as follows and I want to iterate over a b and c. x a b c The best I can come up with is as follows...
Accessing mp3 Meta-Data with Python http://stackoverflow.com/questions/8948/accessing-mp3-meta-data-with-python file.mp3 eyeD3.ID3_ANY_VERSION # The default. Or you can iterate over the raw frames tag eyeD3.Tag tag.link some file.mp3 for..
Iterate over a string 2 (or n) characters at a time in Python http://stackoverflow.com/questions/1162592/iterate-over-a-string-2-or-n-characters-at-a-time-in-python over a string 2 or n characters at a time in Python Earlier..
Iterate over pairs in a list (circular fashion) in Python http://stackoverflow.com/questions/1257413/iterate-over-pairs-in-a-list-circular-fashion-in-python over pairs in a list circular fashion in Python The problem..
Iterate a list with indexes in python http://stackoverflow.com/questions/126524/iterate-a-list-with-indexes-in-python a list with indexes in python I could swear I've seen the function..
Remove elements as you traverse a list in Python http://stackoverflow.com/questions/1352885/remove-elements-as-you-traverse-a-list-in-python iterator python datamodel share improve this question Iterate over a copy of the list for c in colors if c 'green' colors.remove..
how can I iterate through two lists in parallel in Python? [duplicate] http://stackoverflow.com/questions/1663807/how-can-i-iterate-through-two-lists-in-parallel-in-python lists in parallel in Python duplicate Possible Duplicates Iterate a list as tuples in python How do I iterate over the tuples..
Parsing xml to pandas data frame throws memory error http://stackoverflow.com/questions/16922432/parsing-xml-to-pandas-data-frame-throws-memory-error to print. for df in root.xpath ' channel Time' ## Iterate over attributes of channel Time for attrib in df.attrib print.. a data frame. data for df in root.xpath ' channel Time' ## Iterate over attributes of channel Time for attrib in df.attrib el_data.. works dTime dvalue for df in root.xpath ' channel Time' ## Iterate over attributes of channel for attrib in df.attrib dTime.append..
Extracting XML into data frame with parent attribute as column title http://stackoverflow.com/questions/16991691/extracting-xml-into-data-frame-with-parent-attribute-as-column-title child' dparent.append df.getparent .attrib 'name' ## Iterate over attributes of time for specific parent for attrib in df.attrib..
How to create a generator/iterator with the Python C API? http://stackoverflow.com/questions/1815812/how-to-create-a-generator-iterator-with-the-python-c-api PyMethodDef SpamMethods myiter spam_myiter METH_VARARGS Iterate from i 0 while i m. NULL NULL 0 NULL Sentinel PyMODINIT_FUNC..
Django - Iterate over model instance field names and values in template http://stackoverflow.com/questions/2170228/django-iterate-over-model-instance-field-names-and-values-in-template Iterate over model instance field names and values in template I'm..
Extract the SHA1 hash from a torrent file http://stackoverflow.com/questions/2572521/extract-the-sha1-hash-from-a-torrent-file metainfo 'info' pieces StringIO.StringIO info 'pieces' # Iterate through pieces for piece in pieces_generator info # Compare..
Iterate over the lines of a string http://stackoverflow.com/questions/3054604/iterate-over-the-lines-of-a-string over the lines of a string I have a multi line string defined..
How do I download a zip file in python using urllib2? http://stackoverflow.com/questions/4028697/how-do-i-download-a-zip-file-in-python-using-urllib2 e.reason url # Set the range var_range range 150 153 # Iterate over image ranges for index in var_range base_url 'http www.archive.org.. except URLError e print URL Error e.reason url def main # Iterate over image ranges for index in range 150 151 url http www.archive.org..
Iterate over subclasses of a given class in a given module http://stackoverflow.com/questions/44352/iterate-over-subclasses-of-a-given-class-in-a-given-module over subclasses of a given class in a given module In Python..
Iterate a list as pair (current, next) in Python http://stackoverflow.com/questions/5434891/iterate-a-list-as-pair-current-next-in-python a list as pair current next in Python I sometimes need to iterate..
iterate through pairs of items in python list [duplicate] http://stackoverflow.com/questions/5764782/iterate-through-pairs-of-items-in-python-list of items in python list duplicate Possible Duplicates Iterate a list as pair current next in Python Iterating over every two..
Iterate over a python sequence in multiples of n? http://stackoverflow.com/questions/760753/iterate-over-a-python-sequence-in-multiples-of-n over a python sequence in multiples of n How do I process the..
Iterate an iterator by chunks (of n) in Python? http://stackoverflow.com/questions/8991506/iterate-an-iterator-by-chunks-of-n-in-python an iterator by chunks of n in Python Can you think of a nice..
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