idx
int64
0
252k
question
stringlengths
48
5.28k
target
stringlengths
5
1.23k
9,400
def dict_stack ( dict_list , key_prefix = '' ) : r dict_stacked_ = defaultdict ( list ) for dict_ in dict_list : for key , val in six . iteritems ( dict_ ) : dict_stacked_ [ key_prefix + key ] . append ( val ) dict_stacked = dict ( dict_stacked_ ) return dict_stacked
r stacks values from two dicts into a new dict where the values are list of the input values . the keys are the same .
9,401
def dict_stack2 ( dict_list , key_suffix = None , default = None ) : if len ( dict_list ) > 0 : dict_list_ = [ map_dict_vals ( lambda x : [ x ] , kw ) for kw in dict_list ] default1 = [ ] default2 = [ default ] accum_ = dict_list_ [ 0 ] for dict_ in dict_list_ [ 1 : ] : default1 . append ( default ) accum_ = dict_union...
Stacks vals from a list of dicts into a dict of lists . Inserts Nones in place of empty items to preserve order .
9,402
def invert_dict ( dict_ , unique_vals = True ) : if unique_vals : inverted_items = [ ( val , key ) for key , val in six . iteritems ( dict_ ) ] inverted_dict = type ( dict_ ) ( inverted_items ) else : inverted_dict = group_items ( dict_ . keys ( ) , dict_ . values ( ) ) return inverted_dict
Reverses the keys and values in a dictionary . Set unique_vals to False if the values in the dict are not unique .
9,403
def iter_all_dict_combinations_ordered ( varied_dict ) : tups_list = [ [ ( key , val ) for val in val_list ] for ( key , val_list ) in six . iteritems ( varied_dict ) ] dict_iter = ( OrderedDict ( tups ) for tups in it . product ( * tups_list ) ) return dict_iter
Same as all_dict_combinations but preserves order
9,404
def all_dict_combinations_lbls ( varied_dict , remove_singles = True , allow_lone_singles = False ) : is_lone_single = all ( [ isinstance ( val_list , ( list , tuple ) ) and len ( val_list ) == 1 for key , val_list in iteritems_sorted ( varied_dict ) ] ) if not remove_singles or ( allow_lone_singles and is_lone_single ...
returns a label for each variation in a varydict .
9,405
def build_conflict_dict ( key_list , val_list ) : key_to_vals = defaultdict ( list ) for key , val in zip ( key_list , val_list ) : key_to_vals [ key ] . append ( val ) return key_to_vals
Builds dict where a list of values is associated with more than one key
9,406
def update_existing ( dict1 , dict2 , copy = False , assert_exists = False , iswarning = False , alias_dict = None ) : r if assert_exists : try : assert_keys_are_subset ( dict1 , dict2 ) except AssertionError as ex : from utool import util_dbg util_dbg . printex ( ex , iswarning = iswarning , N = 1 ) if not iswarning :...
r updates vals in dict1 using vals from dict2 only if the key is already in dict1 .
9,407
def dict_update_newkeys ( dict_ , dict2 ) : for key , val in six . iteritems ( dict2 ) : if key not in dict_ : dict_ [ key ] = val
Like dict . update but does not overwrite items
9,408
def is_dicteq ( dict1_ , dict2_ , almosteq_ok = True , verbose_err = True ) : import utool as ut assert len ( dict1_ ) == len ( dict2_ ) , 'dicts are not of same length' try : for ( key1 , val1 ) , ( key2 , val2 ) in zip ( dict1_ . items ( ) , dict2_ . items ( ) ) : assert key1 == key2 , 'key mismatch' assert type ( va...
Checks to see if dicts are the same . Performs recursion . Handles numpy
9,409
def dict_setdiff ( dict_ , negative_keys ) : r keys = [ key for key in six . iterkeys ( dict_ ) if key not in set ( negative_keys ) ] subdict_ = dict_subset ( dict_ , keys ) return subdict_
r returns a copy of dict_ without keys in the negative_keys list
9,410
def delete_dict_keys ( dict_ , key_list ) : r invalid_keys = set ( key_list ) - set ( dict_ . keys ( ) ) valid_keys = set ( key_list ) - invalid_keys for key in valid_keys : del dict_ [ key ] return dict_
r Removes items from a dictionary inplace . Keys that do not exist are ignored .
9,411
def dict_take_gen ( dict_ , keys , * d ) : r if isinstance ( keys , six . string_types ) : keys = keys . split ( ', ' ) if len ( d ) == 0 : dictget = dict_ . __getitem__ elif len ( d ) == 1 : dictget = dict_ . get else : raise ValueError ( 'len(d) must be 1 or 0' ) for key in keys : if HAVE_NUMPY and isinstance ( key ,...
r generate multiple values from a dictionary
9,412
def dict_take ( dict_ , keys , * d ) : try : return list ( dict_take_gen ( dict_ , keys , * d ) ) except TypeError : return list ( dict_take_gen ( dict_ , keys , * d ) ) [ 0 ]
get multiple values from a dictionary
9,413
def dict_take_pop ( dict_ , keys , * d ) : if len ( d ) == 0 : return [ dict_ . pop ( key ) for key in keys ] elif len ( d ) == 1 : default = d [ 0 ] return [ dict_ . pop ( key , default ) for key in keys ] else : raise ValueError ( 'len(d) must be 1 or 0' )
like dict_take but pops values off
9,414
def dict_assign ( dict_ , keys , vals ) : for key , val in zip ( keys , vals ) : dict_ [ key ] = val
simple method for assigning or setting values with a similar interface to dict_take
9,415
def dict_where_len0 ( dict_ ) : keys = np . array ( dict_ . keys ( ) ) flags = np . array ( list ( map ( len , dict_ . values ( ) ) ) ) == 0 indices = np . where ( flags ) [ 0 ] return keys [ indices ]
Accepts a dict of lists . Returns keys that have vals with no length
9,416
def dict_hist ( item_list , weight_list = None , ordered = False , labels = None ) : r if labels is None : hist_ = defaultdict ( int ) else : hist_ = { k : 0 for k in labels } if weight_list is None : for item in item_list : hist_ [ item ] += 1 else : for item , weight in zip ( item_list , weight_list ) : hist_ [ item ...
r Builds a histogram of items in item_list
9,417
def dict_isect_combine ( dict1 , dict2 , combine_op = op . add ) : keys3 = set ( dict1 . keys ( ) ) . intersection ( set ( dict2 . keys ( ) ) ) dict3 = { key : combine_op ( dict1 [ key ] , dict2 [ key ] ) for key in keys3 } return dict3
Intersection of dict keys and combination of dict values
9,418
def dict_union_combine ( dict1 , dict2 , combine_op = op . add , default = util_const . NoParam , default2 = util_const . NoParam ) : keys3 = set ( dict1 . keys ( ) ) . union ( set ( dict2 . keys ( ) ) ) if default is util_const . NoParam : dict3 = { key : combine_op ( dict1 [ key ] , dict2 [ key ] ) for key in keys3 }...
Combine of dict keys and uses dfault value when key does not exist
9,419
def dict_filter_nones ( dict_ ) : r dict2_ = { key : val for key , val in six . iteritems ( dict_ ) if val is not None } return dict2_
r Removes None values
9,420
def groupby_tags ( item_list , tags_list ) : r groupid_to_items = defaultdict ( list ) for tags , item in zip ( tags_list , item_list ) : for tag in tags : groupid_to_items [ tag ] . append ( item ) return groupid_to_items
r case where an item can belong to multiple groups
9,421
def group_pairs ( pair_list ) : groupid_to_items = defaultdict ( list ) for item , groupid in pair_list : groupid_to_items [ groupid ] . append ( item ) return groupid_to_items
Groups a list of items using the first element in each pair as the item and the second element as the groupid .
9,422
def group_items ( items , by = None , sorted_ = True ) : if by is not None : pairs = list ( zip ( by , items ) ) if sorted_ : try : pairs = sorted ( pairs , key = op . itemgetter ( 0 ) ) except TypeError : pairs = sorted ( pairs , key = lambda tup : str ( tup [ 0 ] ) ) else : pairs = items groupid_to_items = defaultdic...
Groups a list of items by group id .
9,423
def hierarchical_group_items ( item_list , groupids_list ) : num_groups = len ( groupids_list ) leaf_type = partial ( defaultdict , list ) if num_groups > 1 : node_type = leaf_type for _ in range ( len ( groupids_list ) - 2 ) : node_type = partial ( defaultdict , node_type ) root_type = node_type elif num_groups == 1 :...
Generalization of group_item . Convert a flast list of ids into a heirarchical dictionary .
9,424
def hierarchical_map_vals ( func , node , max_depth = None , depth = 0 ) : if not hasattr ( node , 'items' ) : return func ( node ) elif max_depth is not None and depth >= max_depth : return map_dict_vals ( func , node ) else : keyval_list = [ ( key , hierarchical_map_vals ( func , val , max_depth , depth + 1 ) ) for k...
node is a dict tree like structure with leaves of type list
9,425
def sort_dict ( dict_ , part = 'keys' , key = None , reverse = False ) : if part == 'keys' : index = 0 elif part in { 'vals' , 'values' } : index = 1 else : raise ValueError ( 'Unknown method part=%r' % ( part , ) ) if key is None : _key = op . itemgetter ( index ) else : def _key ( item ) : return key ( item [ index ]...
sorts a dictionary by its values or its keys
9,426
def order_dict_by ( dict_ , key_order ) : r dict_keys = set ( dict_ . keys ( ) ) other_keys = dict_keys - set ( key_order ) key_order = it . chain ( key_order , other_keys ) sorted_dict = OrderedDict ( ( key , dict_ [ key ] ) for key in key_order if key in dict_keys ) return sorted_dict
r Reorders items in a dictionary according to a custom key order
9,427
def iteritems_sorted ( dict_ ) : if isinstance ( dict_ , OrderedDict ) : return six . iteritems ( dict_ ) else : return iter ( sorted ( six . iteritems ( dict_ ) ) )
change to iteritems ordered
9,428
def flatten_dict_vals ( dict_ ) : if isinstance ( dict_ , dict ) : return dict ( [ ( ( key , augkey ) , augval ) for key , val in dict_ . items ( ) for augkey , augval in flatten_dict_vals ( val ) . items ( ) ] ) else : return { None : dict_ }
Flattens only values in a heirarchical dictionary keys are nested .
9,429
def depth_atleast ( list_ , depth ) : r if depth == 0 : return True else : try : return all ( [ depth_atleast ( item , depth - 1 ) for item in list_ ] ) except TypeError : return False
r Returns if depth of list is at least depth
9,430
def get_splitcolnr ( header , bioset , splitcol ) : if bioset : return header . index ( mzidtsvdata . HEADER_SETNAME ) elif splitcol is not None : return splitcol - 1 else : raise RuntimeError ( 'Must specify either --bioset or --splitcol' )
Returns column nr on which to split PSM table . Chooses from flags given via bioset and splitcol
9,431
def generate_psms_split ( fn , oldheader , bioset , splitcol ) : try : splitcolnr = get_splitcolnr ( oldheader , bioset , splitcol ) except IndexError : raise RuntimeError ( 'Cannot find bioset header column in ' 'input file {}, though --bioset has ' 'been passed' . format ( fn ) ) for psm in tsvreader . generate_tsv_p...
Loops PSMs and outputs dictionaries passed to writer . Dictionaries contain the PSMs and info to which split pool the respective PSM belongs
9,432
def rnumlistwithoutreplacement ( min , max ) : if checkquota ( ) < 1 : raise Exception ( "Your www.random.org quota has already run out." ) requestparam = build_request_parameterNR ( min , max ) request = urllib . request . Request ( requestparam ) request . add_header ( 'User-Agent' , 'randomwrapy/0.1 very alpha' ) op...
Returns a randomly ordered list of the integers between min and max
9,433
def rnumlistwithreplacement ( howmany , max , min = 0 ) : if checkquota ( ) < 1 : raise Exception ( "Your www.random.org quota has already run out." ) requestparam = build_request_parameterWR ( howmany , min , max ) request = urllib . request . Request ( requestparam ) request . add_header ( 'User-Agent' , 'randomwrapy...
Returns a list of howmany integers with a maximum value = max . The minimum value defaults to zero .
9,434
def num_fmt ( num , max_digits = None ) : r if num is None : return 'None' def num_in_mag ( num , mag ) : return mag > num and num > ( - 1 * mag ) if max_digits is None : if num_in_mag ( num , 1 ) : if num_in_mag ( num , .1 ) : max_digits = 4 else : max_digits = 3 else : max_digits = 1 if util_type . is_float ( num ) :...
r Weird function . Not very well written . Very special case - y
9,435
def load_feature_lists ( self , feature_lists ) : column_names = [ ] feature_ranges = [ ] running_feature_count = 0 for list_id in feature_lists : feature_list_names = load_lines ( self . features_dir + 'X_train_{}.names' . format ( list_id ) ) column_names . extend ( feature_list_names ) start_index = running_feature_...
Load pickled features for train and test sets assuming they are saved in the features folder along with their column names .
9,436
def save_features ( self , train_features , test_features , feature_names , feature_list_id ) : self . save_feature_names ( feature_names , feature_list_id ) self . save_feature_list ( train_features , 'train' , feature_list_id ) self . save_feature_list ( test_features , 'test' , feature_list_id )
Save features for the training and test sets to disk along with their metadata .
9,437
def discover ( ) : candidate_path = os . path . abspath ( os . path . join ( os . curdir , os . pardir , 'data' ) ) if os . path . exists ( candidate_path ) : return Project ( os . path . abspath ( os . path . join ( candidate_path , os . pardir ) ) ) candidate_path = os . path . abspath ( os . path . join ( os . curdi...
Automatically discover the paths to various data folders in this project and compose a Project instance .
9,438
def init ( ) : project = Project ( os . path . abspath ( os . getcwd ( ) ) ) paths_to_create = [ project . data_dir , project . notebooks_dir , project . aux_dir , project . features_dir , project . preprocessed_data_dir , project . submissions_dir , project . trained_model_dir , project . temp_dir , ] for path in path...
Creates the project infrastructure assuming the current directory is the project root . Typically used as a command - line entry point called by pygoose init .
9,439
def unique_justseen ( iterable , key = None ) : "List unique elements, preserving order. Remember only the element just seen." return imap ( next , imap ( operator . itemgetter ( 1 ) , groupby ( iterable , key ) ) )
List unique elements preserving order . Remember only the element just seen .
9,440
def _get_module ( module_name = None , module = None , register = True ) : if module is None and module_name is not None : try : module = sys . modules [ module_name ] except KeyError as ex : print ( ex ) raise KeyError ( ( 'module_name=%r must be loaded before ' + 'receiving injections' ) % module_name ) elif module i...
finds module in sys . modules based on module name unless the module has already been found and is passed in
9,441
def inject_colored_exceptions ( ) : if VERBOSE : print ( '[inject] injecting colored exceptions' ) if not sys . platform . startswith ( 'win32' ) : if VERYVERBOSE : print ( '[inject] injecting colored exceptions' ) if '--noinject-color' in sys . argv : print ( 'Not injecting color' ) else : sys . excepthook = colored_p...
Causes exceptions to be colored if not already
9,442
def inject_print_functions ( module_name = None , module_prefix = '[???]' , DEBUG = False , module = None ) : module = _get_module ( module_name , module ) if SILENT : def print ( * args ) : pass def printDBG ( * args ) : pass def print_ ( * args ) : pass else : if DEBUG_PRINT : def print ( * args ) : from utool . _int...
makes print functions to be injected into the module
9,443
def make_module_reload_func ( module_name = None , module_prefix = '[???]' , module = None ) : module = _get_module ( module_name , module , register = False ) if module_name is None : module_name = str ( module . __name__ ) def rrr ( verbose = True ) : if not __RELOAD_OK__ : raise Exception ( 'Reloading has been force...
Injects dynamic module reloading
9,444
def noinject ( module_name = None , module_prefix = '[???]' , DEBUG = False , module = None , N = 0 , via = None ) : if PRINT_INJECT_ORDER : from utool . _internal import meta_util_dbg callername = meta_util_dbg . get_caller_name ( N = N + 1 , strict = False ) lineno = meta_util_dbg . get_caller_lineno ( N = N + 1 , st...
Use in modules that do not have inject in them
9,445
def inject ( module_name = None , module_prefix = '[???]' , DEBUG = False , module = None , N = 1 ) : noinject ( module_name , module_prefix , DEBUG , module , N = N ) module = _get_module ( module_name , module ) rrr = make_module_reload_func ( None , module_prefix , module ) profile_ = make_module_profile_func ( None...
Injects your module with utool magic
9,446
def inject2 ( module_name = None , module_prefix = None , DEBUG = False , module = None , N = 1 ) : if module_prefix is None : module_prefix = '[%s]' % ( module_name , ) noinject ( module_name , module_prefix , DEBUG , module , N = N ) module = _get_module ( module_name , module ) rrr = make_module_reload_func ( None ,...
wrapper that depricates print_ and printDBG
9,447
def inject_python_code2 ( fpath , patch_code , tag ) : import utool as ut text = ut . readfrom ( fpath ) start_tag = '# <%s>' % tag end_tag = '# </%s>' % tag new_text = ut . replace_between_tags ( text , patch_code , start_tag , end_tag ) ut . writeto ( fpath , new_text )
Does autogeneration stuff
9,448
def inject_python_code ( fpath , patch_code , tag = None , inject_location = 'after_imports' ) : import utool as ut assert tag is not None , 'TAG MUST BE SPECIFIED IN INJECTED CODETEXT' text = ut . read_from ( fpath ) comment_start_tag = '# <util_inject:%s>' % tag comment_end_tag = '# </util_inject:%s>' % tag tagstart_...
DEPRICATE puts code into files on disk
9,449
def printableType ( val , name = None , parent = None ) : import numpy as np if parent is not None and hasattr ( parent , 'customPrintableType' ) : _typestr = parent . customPrintableType ( name ) if _typestr is not None : return _typestr if isinstance ( val , np . ndarray ) : info = npArrInfo ( val ) _typestr = info ....
Tries to make a nice type string for a value . Can also pass in a Printable parent object
9,450
def printableVal ( val , type_bit = True , justlength = False ) : from utool import util_dev import numpy as np if type ( val ) is np . ndarray : info = npArrInfo ( val ) if info . dtypestr . startswith ( 'bool' ) : _valstr = '{ shape:' + info . shapestr + ' bittotal: ' + info . bittotal + '}' elif info . dtypestr . st...
Very old way of doing pretty printing . Need to update and refactor . DEPRICATE
9,451
def npArrInfo ( arr ) : from utool . DynamicStruct import DynStruct info = DynStruct ( ) info . shapestr = '[' + ' x ' . join ( [ str ( x ) for x in arr . shape ] ) + ']' info . dtypestr = str ( arr . dtype ) if info . dtypestr == 'bool' : info . bittotal = 'T=%d, F=%d' % ( sum ( arr ) , sum ( 1 - arr ) ) elif info . d...
OLD update and refactor
9,452
def get_isobaric_ratios ( psmfn , psmheader , channels , denom_channels , min_int , targetfn , accessioncol , normalize , normratiofn ) : psm_or_feat_ratios = get_psmratios ( psmfn , psmheader , channels , denom_channels , min_int , accessioncol ) if normalize and normratiofn : normheader = reader . get_tsv_header ( no...
Main function to calculate ratios for PSMs peptides proteins genes . Can do simple ratios median - of - ratios and median - centering normalization .
9,453
def sanitize ( value ) : value = unicodedata . normalize ( 'NFKD' , value ) value = value . strip ( ) value = re . sub ( '[^./\w\s-]' , '' , value ) value = re . sub ( '[-\s]+' , '-' , value ) return value
Strips all undesirable characters out of potential file paths .
9,454
def remove_on_exception ( dirname , remove = True ) : os . makedirs ( dirname ) try : yield except : if remove : shutil . rmtree ( dirname , ignore_errors = True ) raise
Creates a directory yields to the caller and removes that directory if an exception is thrown .
9,455
def add_percolator_to_mzidtsv ( mzidfn , tsvfn , multipsm , oldheader ) : namespace = readers . get_mzid_namespace ( mzidfn ) try : xmlns = '{%s}' % namespace [ 'xmlns' ] except TypeError : xmlns = '' specfnids = readers . get_mzid_specfile_ids ( mzidfn , namespace ) mzidpepmap = { } for peptide in readers . generate_m...
Takes a MSGF + tsv and corresponding mzId adds percolatordata to tsv lines . Generator yields the lines . Multiple PSMs per scan can be delivered in which case rank is also reported .
9,456
def parse_rawprofile_blocks ( text ) : delim = 'Total time: ' delim2 = 'Pystone time: ' profile_block_list = ut . regex_split ( '^' + delim , text ) for ix in range ( 1 , len ( profile_block_list ) ) : profile_block_list [ ix ] = delim2 + profile_block_list [ ix ] return profile_block_list
Split the file into blocks along delimters and and put delimeters back in the list
9,457
def parse_timemap_from_blocks ( profile_block_list ) : prefix_list = [ ] timemap = ut . ddict ( list ) for ix in range ( len ( profile_block_list ) ) : block = profile_block_list [ ix ] total_time = get_block_totaltime ( block ) if total_time is None : prefix_list . append ( block ) elif total_time != 0 : timemap [ tot...
Build a map from times to line_profile blocks
9,458
def clean_line_profile_text ( text ) : profile_block_list = parse_rawprofile_blocks ( text ) prefix_list , timemap = parse_timemap_from_blocks ( profile_block_list ) sorted_lists = sorted ( six . iteritems ( timemap ) , key = operator . itemgetter ( 0 ) ) newlist = prefix_list [ : ] for key , val in sorted_lists : newl...
Sorts the output from line profile by execution time Removes entries which were not run
9,459
def clean_lprof_file ( input_fname , output_fname = None ) : text = ut . read_from ( input_fname ) output_text = clean_line_profile_text ( text ) return output_text
Reads a . lprof file and cleans it
9,460
def get_class_weights ( y , smooth_factor = 0 ) : from collections import Counter counter = Counter ( y ) if smooth_factor > 0 : p = max ( counter . values ( ) ) * smooth_factor for k in counter . keys ( ) : counter [ k ] += p majority = max ( counter . values ( ) ) return { cls : float ( majority / count ) for cls , c...
Returns the weights for each class based on the frequencies of the samples .
9,461
def plot_loss_history ( history , figsize = ( 15 , 8 ) ) : plt . figure ( figsize = figsize ) plt . plot ( history . history [ "loss" ] ) plt . plot ( history . history [ "val_loss" ] ) plt . xlabel ( "# Epochs" ) plt . ylabel ( "Loss" ) plt . legend ( [ "Training" , "Validation" ] ) plt . title ( "Loss over time" ) pl...
Plots the learning history for a Keras model assuming the validation data was provided to the fit function .
9,462
def iter_window ( iterable , size = 2 , step = 1 , wrap = False ) : r iter_list = it . tee ( iterable , size ) if wrap : iter_list = [ iter_list [ 0 ] ] + list ( map ( it . cycle , iter_list [ 1 : ] ) ) try : for count , iter_ in enumerate ( iter_list [ 1 : ] , start = 1 ) : for _ in range ( count ) : six . next ( iter...
r iterates through iterable with a window size generalizeation of itertwo
9,463
def iter_compress ( item_iter , flag_iter ) : true_items = ( item for ( item , flag ) in zip ( item_iter , flag_iter ) if flag ) return true_items
iter_compress - like numpy compress
9,464
def ichunks ( iterable , chunksize , bordermode = None ) : r if bordermode is None : return ichunks_noborder ( iterable , chunksize ) elif bordermode == 'cycle' : return ichunks_cycle ( iterable , chunksize ) elif bordermode == 'replicate' : return ichunks_replicate ( iterable , chunksize ) else : raise ValueError ( 'u...
r generates successive n - sized chunks from iterable .
9,465
def ichunks_list ( list_ , chunksize ) : return ( list_ [ ix : ix + chunksize ] for ix in range ( 0 , len ( list_ ) , chunksize ) )
input must be a list .
9,466
def interleave ( args ) : r arg_iters = list ( map ( iter , args ) ) cycle_iter = it . cycle ( arg_iters ) for iter_ in cycle_iter : yield six . next ( iter_ )
r zip followed by flatten
9,467
def random_product ( items , num = None , rng = None ) : import utool as ut rng = ut . ensure_rng ( rng , 'python' ) seen = set ( ) items = [ list ( g ) for g in items ] max_num = ut . prod ( map ( len , items ) ) if num is None : num = max_num if num > max_num : raise ValueError ( 'num exceedes maximum number of produ...
Yields num items from the cartesian product of items in a random order .
9,468
def random_combinations ( items , size , num = None , rng = None ) : import scipy . misc import numpy as np import utool as ut rng = ut . ensure_rng ( rng , impl = 'python' ) num_ = np . inf if num is None else num n_max = int ( scipy . misc . comb ( len ( items ) , size ) ) num_ = min ( n_max , num_ ) if num is not No...
Yields num combinations of length size from items in random order
9,469
def parse_dsn ( dsn_string ) : dsn = urlparse ( dsn_string ) scheme = dsn . scheme . split ( '+' ) [ 0 ] username = password = host = port = None host = dsn . netloc if '@' in host : username , host = host . split ( '@' ) if ':' in username : username , password = username . split ( ':' ) password = unquote ( password ...
Parse a connection string and return the associated driver
9,470
def db_for_write ( self , model , ** hints ) : try : if model . sf_access == READ_ONLY : raise WriteNotSupportedError ( "%r is a read-only model." % model ) except AttributeError : pass return None
Prevent write actions on read - only tables .
9,471
def run_hook ( self , hook , * args , ** kwargs ) : for plugin in self . raw_plugins : if hasattr ( plugin , hook ) : self . logger . debug ( 'Calling hook {0} in plugin {1}' . format ( hook , plugin . __name__ ) ) getattr ( plugin , hook ) ( * args , ** kwargs )
Loop over all plugins and invoke function hook with args and kwargs in each of them . If the plugin does not have the function it is skipped .
9,472
def write_tsv ( headerfields , features , outfn ) : with open ( outfn , 'w' ) as fp : write_tsv_line_from_list ( headerfields , fp ) for line in features : write_tsv_line_from_list ( [ str ( line [ field ] ) for field in headerfields ] , fp )
Writes header and generator of lines to tab separated file .
9,473
def write_tsv_line_from_list ( linelist , outfp ) : line = '\t' . join ( linelist ) outfp . write ( line ) outfp . write ( '\n' )
Utility method to convert list to tsv line with carriage return
9,474
def replace_between_tags ( text , repl_ , start_tag , end_tag = None ) : r new_lines = [ ] editing = False lines = text . split ( '\n' ) for line in lines : if not editing : new_lines . append ( line ) if line . strip ( ) . startswith ( start_tag ) : new_lines . append ( repl_ ) editing = True if end_tag is not None an...
r Replaces text between sentinal lines in a block of text .
9,475
def theta_str ( theta , taustr = TAUSTR , fmtstr = '{coeff:,.1f}{taustr}' ) : r coeff = theta / TAU theta_str = fmtstr . format ( coeff = coeff , taustr = taustr ) return theta_str
r Format theta so it is interpretable in base 10
9,476
def bbox_str ( bbox , pad = 4 , sep = ', ' ) : r if bbox is None : return 'None' fmtstr = sep . join ( [ '%' + six . text_type ( pad ) + 'd' ] * 4 ) return '(' + fmtstr % tuple ( bbox ) + ')'
r makes a string from an integer bounding box
9,477
def verts_str ( verts , pad = 1 ) : r if verts is None : return 'None' fmtstr = ', ' . join ( [ '%' + six . text_type ( pad ) + 'd' + ', %' + six . text_type ( pad ) + 'd' ] * 1 ) return ', ' . join ( [ '(' + fmtstr % vert + ')' for vert in verts ] )
r makes a string from a list of integer verticies
9,478
def remove_chars ( str_ , char_list ) : outstr = str_ [ : ] for char in char_list : outstr = outstr . replace ( char , '' ) return outstr
removes all chars in char_list from str_
9,479
def get_minimum_indentation ( text ) : r lines = text . split ( '\n' ) indentations = [ get_indentation ( line_ ) for line_ in lines if len ( line_ . strip ( ) ) > 0 ] if len ( indentations ) == 0 : return 0 return min ( indentations )
r returns the number of preceding spaces
9,480
def indentjoin ( strlist , indent = '\n ' , suffix = '' ) : r indent_ = indent strlist = list ( strlist ) if len ( strlist ) == 0 : return '' return indent_ + indent_ . join ( [ six . text_type ( str_ ) + suffix for str_ in strlist ] )
r Convineince indentjoin
9,481
def truncate_str ( str_ , maxlen = 110 , truncmsg = ' ~~~TRUNCATED~~~ ' ) : if NO_TRUNCATE : return str_ if maxlen is None or maxlen == - 1 or len ( str_ ) < maxlen : return str_ else : maxlen_ = maxlen - len ( truncmsg ) lowerb = int ( maxlen_ * .8 ) upperb = maxlen_ - lowerb tup = ( str_ [ : lowerb ] , truncmsg , str...
Removes the middle part of any string over maxlen characters .
9,482
def packstr ( instr , textwidth = 160 , breakchars = ' ' , break_words = True , newline_prefix = '' , indentation = '' , nlprefix = None , wordsep = ' ' , remove_newlines = True ) : if not isinstance ( instr , six . string_types ) : instr = repr ( instr ) if nlprefix is not None : newline_prefix = nlprefix str_ = pack_...
alias for pack_into . has more up to date kwargs
9,483
def byte_str ( nBytes , unit = 'bytes' , precision = 2 ) : if unit . lower ( ) . startswith ( 'b' ) : nUnit = nBytes elif unit . lower ( ) . startswith ( 'k' ) : nUnit = nBytes / ( 2.0 ** 10 ) elif unit . lower ( ) . startswith ( 'm' ) : nUnit = nBytes / ( 2.0 ** 20 ) elif unit . lower ( ) . startswith ( 'g' ) : nUnit ...
representing the number of bytes with the chosen unit
9,484
def func_str ( func , args = [ ] , kwargs = { } , type_aliases = [ ] , packed = False , packkw = None , truncate = False ) : import utool as ut truncatekw = { } argrepr_list = ( [ ] if args is None else ut . get_itemstr_list ( args , nl = False , truncate = truncate , truncatekw = truncatekw ) ) kwrepr_list = ( [ ] if ...
string representation of function definition
9,485
def func_defsig ( func , with_name = True ) : import inspect argspec = inspect . getargspec ( func ) ( args , varargs , varkw , defaults ) = argspec defsig = inspect . formatargspec ( * argspec ) if with_name : defsig = get_callable_name ( func ) + defsig return defsig
String of function definition signature
9,486
def func_callsig ( func , with_name = True ) : import inspect argspec = inspect . getargspec ( func ) ( args , varargs , varkw , defaults ) = argspec callsig = inspect . formatargspec ( * argspec [ 0 : 3 ] ) if with_name : callsig = get_callable_name ( func ) + callsig return callsig
String of function call signature
9,487
def numpy_str ( arr , strvals = False , precision = None , pr = None , force_dtype = False , with_dtype = None , suppress_small = None , max_line_width = None , threshold = None , ** kwargs ) : itemsep = kwargs . get ( 'itemsep' , ' ' ) newlines = kwargs . pop ( 'nl' , kwargs . pop ( 'newlines' , 1 ) ) data = arr separ...
suppress_small = False turns off scientific representation
9,488
def list_str_summarized ( list_ , list_name , maxlen = 5 ) : if len ( list_ ) > maxlen : return 'len(%s)=%d' % ( list_name , len ( list_ ) ) else : return '%s=%r' % ( list_name , list_ )
prints the list members when the list is small and the length when it is large
9,489
def _rectify_countdown_or_bool ( count_or_bool ) : if count_or_bool is True or count_or_bool is False : count_or_bool_ = count_or_bool elif isinstance ( count_or_bool , int ) : if count_or_bool == 0 : return 0 sign_ = math . copysign ( 1 , count_or_bool ) count_or_bool_ = int ( count_or_bool - sign_ ) else : count_or_b...
used by recrusive functions to specify which level to turn a bool on in counting down yeilds True True ... False conting up yeilds False False False ... True
9,490
def repr2 ( obj_ , ** kwargs ) : kwargs [ 'nl' ] = kwargs . pop ( 'nl' , kwargs . pop ( 'newlines' , False ) ) val_str = _make_valstr ( ** kwargs ) return val_str ( obj_ )
Attempt to replace repr more configurable pretty version that works the same in both 2 and 3
9,491
def repr2_json ( obj_ , ** kwargs ) : import utool as ut kwargs [ 'trailing_sep' ] = False json_str = ut . repr2 ( obj_ , ** kwargs ) json_str = str ( json_str . replace ( '\'' , '"' ) ) json_str = json_str . replace ( '(' , '[' ) json_str = json_str . replace ( ')' , ']' ) json_str = json_str . replace ( 'None' , 'nul...
hack for json reprs
9,492
def list_str ( list_ , ** listkw ) : r import utool as ut newlines = listkw . pop ( 'nl' , listkw . pop ( 'newlines' , 1 ) ) packed = listkw . pop ( 'packed' , False ) truncate = listkw . pop ( 'truncate' , False ) listkw [ 'nl' ] = _rectify_countdown_or_bool ( newlines ) listkw [ 'truncate' ] = _rectify_countdown_or_b...
r Makes a pretty list string
9,493
def horiz_string ( * args , ** kwargs ) : import unicodedata precision = kwargs . get ( 'precision' , None ) sep = kwargs . get ( 'sep' , '' ) if len ( args ) == 1 and not isinstance ( args [ 0 ] , six . string_types ) : val_list = args [ 0 ] else : val_list = args val_list = [ unicodedata . normalize ( 'NFC' , ensure_...
Horizontally concatenates strings reprs preserving indentation
9,494
def str_between ( str_ , startstr , endstr ) : r if startstr is None : startpos = 0 else : startpos = str_ . find ( startstr ) + len ( startstr ) if endstr is None : endpos = None else : endpos = str_ . find ( endstr ) if endpos == - 1 : endpos = None newstr = str_ [ startpos : endpos ] return newstr
r gets substring between two sentianl strings
9,495
def get_callable_name ( func ) : try : return meta_util_six . get_funcname ( func ) except AttributeError : if isinstance ( func , type ) : return repr ( func ) . replace ( '<type \'' , '' ) . replace ( '\'>' , '' ) elif hasattr ( func , '__name__' ) : return func . __name__ else : raise NotImplementedError ( ( 'cannot...
Works on must functionlike objects including str which has no func_name
9,496
def multi_replace ( str_ , search_list , repl_list ) : r if isinstance ( repl_list , six . string_types ) : repl_list_ = [ repl_list ] * len ( search_list ) else : repl_list_ = repl_list newstr = str_ assert len ( search_list ) == len ( repl_list_ ) , 'bad lens' for search , repl in zip ( search_list , repl_list_ ) : n...
r Performs multiple replace functions foreach item in search_list and repl_list .
9,497
def pluralize ( wordtext , num = 2 , plural_suffix = 's' ) : r if num == 1 : return wordtext else : if wordtext . endswith ( '\'s' ) : return wordtext [ : - 2 ] + 's\'' else : return wordtext + plural_suffix return ( wordtext + plural_suffix ) if num != 1 else wordtext
r Heuristically changes a word to its plural form if num is not 1
9,498
def quantstr ( typestr , num , plural_suffix = 's' ) : r return six . text_type ( num ) + ' ' + pluralize ( typestr , num , plural_suffix )
r Heuristically generates an english phrase relating to the quantity of something . This is useful for writing user messages .
9,499
def msgblock ( key , text , side = '|' ) : blocked_text = '' . join ( [ ' + --- ' , key , ' ---\n' ] + [ ' ' + side + ' ' + line + '\n' for line in text . split ( '\n' ) ] + [ ' L ' , key , ' \n' ] ) return blocked_text
puts text inside a visual ascii block