Best Python code snippet using yandex-tank
main.py
Source:main.py
...68 node1, node2 = heapq.heappop(self.heap), heapq.heappop(self.heap)69 internal_node = HeapNode(node1.occurrences + node2.occurrences, None, node1, node2)70 heapq.heappush(self.heap, internal_node)71 self.root = heapq.heappop(self.heap)72 def build_codes(self):73 self.root.build_codes_from_tree(b'', self.codes)74 def build_codes_for_file(self, data_filename, dict_filename):75 self.build_dict(data_filename)76 self.write_dict(dict_filename)77 self.build_heap()78 self.build_tree()79 self.build_codes()80 def build_codes_from_dict_file(self, dict_filename):81 self.read_dict(dict_filename)82 self.build_heap()83 self.build_tree()84 self.build_codes()85 with open(PADDING, 'r') as f:86 self.padding = int(f.read())87 def read_block_for_encoding(self, file):88 block = b''89 byte = file.read(1)90 while byte != b'':91 block += self.codes[byte]92 if len(block) % 8 == 0:93 return block, False94 byte = file.read(1)95 return block, True96 def make_padding(self, block):97 self.padding = 8 - len(block) % 898 block += b'0' * self.padding...
huffman.py
Source:huffman.py
...10 if t.l==None and t.r==None: ans[t.lab] = ''.join(path)11 else:12 path.append('0') ; traverse_tree(t.l, ans, path) ; path.pop()13 path.append('1') ; traverse_tree(t.r, ans, path) ; path.pop()14def build_codes(s):15 ans = dict()16 freq = [ 0 for _ in range(26) ]17 for c in s: freq[ord(c)-ORDA] += 118 h,t = list(),dict()19 for i in range(len(freq)):20 if freq[i]!=0:21 heappush(h, (freq[i], chr(i+ORDA)))22 t[chr(i+ORDA)] = node(chr(i+ORDA), None, None, freq[i])23 while len(h)>=2:24 f1,s1 = heappop(h) ; t1 = t[s1]25 f2,s2 = heappop(h) ; t2 = t[s2]26 f3,s3 = f1+f2,s1+s227 heappush(h, (f3, s3))28 t[s3] = node(s3, t1, t2, f3)29 traverse_tree(t[h[0][1]], ans, list())30 return ans...
m
Source:m
1#!/usr/bin/env python32from enert import *3import sys4argv = sys.argv[1:]5argc = len(argv)6if argc != 1 or argv[0] == "-h":7 print("Usage: m <r|b>")8 exit()9f = File("./Mfile")10if not f.exist():11 f = File("../Mfile")12if not f.exist():13 print("Mfile: not found")14 exit()15lines = f.readlines()16run_codes = []17build_codes = []18build_idx = -119for i, line in enumerate(lines):20 if not line == "":21 run_codes.append(line)22 continue23 else:24 build_idx = i25 break26build_codes = lines[build_idx+1:]27if argv[0] == "r":28 for code in run_codes:29 Shell(code).call()30elif argv[0] == "b":31 for code in build_codes:...
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