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15 """A File for splitting"""
16
17 import sys
18 import re
19 import os
20 import logging
21
22 logger = logging.getLogger('madgraph.shower_card')
23
24 pjoin = os.path.join
25
28
30 """ """
31 true = ['.true.', 't', 'true', '1']
32 false = ['.false.', 'f', 'false', '0']
33 logical_vars = ['ue_enabled', 'hadronize', 'b_stable', 'pi_stable', 'wp_stable',
34 'wm_stable', 'z_stable', 'h_stable', 'tap_stable', 'tam_stable',
35 'mup_stable', 'mum_stable', 'is_4lep', 'is_bbar', 'combine_td']
36 string_vars = ['extralibs', 'extrapaths', 'includepaths', 'analyse']
37 for i in range(1,100):
38 string_vars.append('dm_'+str(i))
39 int_vars = ['nsplit_jobs', 'maxprint', 'nevents', 'pdfcode', 'rnd_seed', 'rnd_seed2', 'njmax']
40 float_vars = ['maxerrs', 'lambda_5', 'b_mass', 'qcut']
41
42
43
44
45
46
47 names_dict = {\
48 'ue_enabled' : {'HERWIG6':'lhsoft', 'PYTHIA6': 'mstp_81', 'HERWIGPP': 'ue_hwpp', 'PYTHIA8': 'ue_py8'},
49 'pdfcode' : {'HERWIG6':'pdfcode', 'PYTHIA6': 'pdfcode', 'HERWIGPP': 'pdfcode', 'PYTHIA8': 'pdfcode'},
50 'nevents' : {'HERWIG6':'nevents', 'PYTHIA6': 'nevents', 'HERWIGPP': 'nevents', 'PYTHIA8': 'nevents'},
51 'hadronize' : {'PYTHIA6': 'mstp_111', 'HERWIGPP': 'hadronize_hwpp', 'PYTHIA8': 'hadronize_py8'},
52 'b_stable' : {'HERWIG6':'b_stable_hw', 'PYTHIA6': 'b_stable_py', 'HERWIGPP': 'b_stable_hwpp', 'PYTHIA8': 'b_stable_py8'},
53 'pi_stable' : {'HERWIG6':'pi_stable_hw', 'PYTHIA6': 'pi_stable_py', 'HERWIGPP': 'pi_stable_hwpp', 'PYTHIA8': 'pi_stable_py8'},
54 'wp_stable' : {'HERWIG6':'wp_stable_hw', 'PYTHIA6': 'wp_stable_py', 'HERWIGPP': 'wp_stable_hwpp', 'PYTHIA8': 'wp_stable_py8'},
55 'wm_stable' : {'HERWIG6':'wm_stable_hw', 'PYTHIA6': 'wm_stable_py', 'HERWIGPP': 'wm_stable_hwpp', 'PYTHIA8': 'wm_stable_py8'},
56 'z_stable' : {'HERWIG6':'z_stable_hw', 'PYTHIA6': 'z_stable_py', 'HERWIGPP': 'z_stable_hwpp', 'PYTHIA8': 'z_stable_py8'},
57 'h_stable' : {'HERWIG6':'h_stable_hw', 'PYTHIA6': 'h_stable_py', 'HERWIGPP': 'h_stable_hwpp', 'PYTHIA8': 'h_stable_py8'},
58 'tap_stable' : {'HERWIG6':'taup_stable_hw', 'PYTHIA6': 'taup_stable_py', 'HERWIGPP': 'taup_stable_hwpp', 'PYTHIA8': 'taup_stable_py8'},
59 'tam_stable' : {'HERWIG6':'taum_stable_hw', 'PYTHIA6': 'taum_stable_py', 'HERWIGPP': 'taum_stable_hwpp', 'PYTHIA8': 'taum_stable_py8'},
60 'mup_stable' : {'HERWIG6':'mup_stable_hw', 'PYTHIA6': 'mup_stable_py', 'HERWIGPP': 'mup_stable_hwpp', 'PYTHIA8': 'mup_stable_py8'},
61 'mum_stable' : {'HERWIG6':'mum_stable_hw', 'PYTHIA6': 'mum_stable_py', 'HERWIGPP': 'mum_stable_hwpp', 'PYTHIA8': 'mum_stable_py8'},
62 'is_4lep' : {'PYTHIA6':'is_4l_py'},
63 'is_bbar' : {'HERWIG6':'is_bb_hw'},
64 'maxprint' : {'HERWIG6':'maxpr_hw', 'PYTHIA6': 'maxpr_py', 'HERWIGPP': 'maxpr_hwpp', 'PYTHIA8': 'maxpr_py8'},
65 'rnd_seed' : {'HERWIG6':'rndevseed1_hw', 'PYTHIA6': 'rndevseed_py', 'HERWIGPP': 'rndevseed_hwpp', 'PYTHIA8': 'rndevseed_py8'},
66 'rnd_seed2' : {'HERWIG6':'rndevseed2_hw'},
67 'maxerrs' : {'HERWIG6':'err_fr_hw', 'PYTHIA6': 'err_fr_py', 'HERWIGPP': 'err_fr_hwpp', 'PYTHIA8': 'err_fr_py8'},
68 'lambda_5' : {'HERWIG6':'lambdaherw', 'PYTHIA6': 'lambdapyth', 'HERWIGPP': 'lambdaherw', 'PYTHIA8': 'lambdapyth'},
69 'b_mass' : {'HERWIG6':'b_mass', 'PYTHIA6': 'b_mass', 'HERWIGPP': 'b_mass', 'PYTHIA8': 'b_mass'},
70 'analyse' : {'HERWIG6':'hwuti', 'PYTHIA6':'pyuti', 'HERWIGPP':'hwpputi', 'PYTHIA8':'py8uti'},
71 'qcut' : {'PYTHIA8':'qcut'},
72 'njmax' : {'PYTHIA8':'njmax'}}
73
74 stdhep_dict = {'HERWIG6':'mcatnlo_hwan_stdhep.o', 'PYTHIA6':'mcatnlo_pyan_stdhep.o'}
75
76 - def __init__(self, card=None, testing=False):
77 """ if testing, card is the content"""
78 self.testing = testing
79 dict.__init__(self)
80 self.keylist = self.keys()
81
82 if card:
83 self.read_card(card)
84
85
87 """read the shower_card, if testing card_path is the content"""
88 if not self.testing:
89 content = open(card_path).read()
90 else:
91 content = card_path
92 lines = content.split('\n')
93 list_dm = []
94 for l in lines:
95 if '#' in l:
96 l = l.split('#',1)[0]
97 if '=' not in l:
98 continue
99 args = l.split('=',1)
100 key = args[0].strip().lower()
101 value = args[1].strip()
102 self.set_param(key, value)
103 if str(key).upper().startswith('DM'):
104 list_dm.append(int(key.split('_',1)[1]))
105
106 for i in range(1,100):
107 if not i in list_dm:
108 self['dm_'+str(i)] = ''
109
110 self.text=content
111
112
113 - def set_param(self, key, value, write_to = ''):
114 """set the param key to value.
115 if write_to is passed then write the new shower_card:
116 if not testing write_to is an input path, if testing the text is
117 returned by the function
118 """
119 if key in self.logical_vars:
120 if str(value).lower() in self.true:
121 self[key] = True
122 elif str(value).lower() in self.false:
123 self[key] = False
124 else:
125 raise ShowerCardError('%s is not a valid value for %s' % \
126 (value, key))
127 elif key in self.string_vars:
128 if value.lower() == 'none':
129 self[key] = ''
130 else:
131 self[key] = value
132 elif key in self.int_vars:
133 try:
134 self[key] = int(value)
135 except ValueError:
136 raise ShowerCardError('%s is not a valid value for %s. An integer number is expected' % \
137 (value, key))
138 elif key in self.float_vars:
139 try:
140 self[key] = float(value)
141 except ValueError:
142 raise ShowerCardError('%s is not a valid value for %s. A floating point number is expected' % \
143 (value, key))
144 else:
145 raise ShowerCardError('Unknown entry: %s = %s' % (key, value))
146 self.keylist.append(key)
147
148
149 if write_to:
150 logger.info('modify parameter %s of the shower_card.dat to %s' % (key, value))
151 key_re = re.compile('^(\s*)%s\s*=\s*(.+)\s*$' % key , re.IGNORECASE)
152 newlines = []
153 for line in self.text.split('\n'):
154 key_match = key_re.match(line)
155 if key_match and not ( str(key).upper().startswith('DM') ):
156 try:
157 comment = line.split('#')[1]
158 except:
159 comment = ''
160 if key not in self.logical_vars:
161 newlines.append('%s = %s #%s' % (key, value, comment))
162 else:
163 if key:
164 newlines.append('%s = %s #%s' % (key, 'T', comment))
165 else:
166 newlines.append('%s = %s #%s' % (key, 'F', comment))
167 elif key_match and ( str(key).upper().startswith('DM') ):
168 pass
169 else:
170 newlines.append(line)
171
172 if str(key).upper().startswith('DM') and not value.lower() in ['','none','default']:
173 newlines.append('%s = %s' % (str(key).upper(), value[0:len(value)]))
174 logger.info('please specify a decay through set DM_1 decay; see shower_card.dat for details')
175
176 self.text = '\n'.join(newlines) + '\n'
177
178 if self.testing:
179 return self.text
180 else:
181 open(write_to, 'w').write(self.text)
182 return ''
183 else:
184 return ''
185
186
187
189 """write the shower_card for shower in card_path.
190 if self.testing, card_path takes the value of the string"""
191
192 shower = shower.upper()
193 if shower.startswith('PYTHIA6'):
194 self.shower = 'PYTHIA6'
195 else:
196 self.shower = shower
197 lines = []
198 bool_dict = {True: '.true.', False: '.false.'}
199 bool_dict_num = {True: '1', False: '0'}
200
201 for key in self.keylist:
202 value = self[key]
203 if key in self.logical_vars:
204
205 if key in ['ue_enabled', 'hadronize'] and self.shower == 'PYTHIA6':
206 value = bool_dict_num[value]
207 else:
208 value = bool_dict[value]
209 elif key in self.string_vars:
210
211 if key == 'analyse':
212 if value is None or not value:
213 try:
214 value = self.stdhep_dict[self.shower]
215 except KeyError:
216 pass
217 try:
218 line = '%s="%s"' % (self.names_dict[key][self.shower].upper(), value)
219 lines.append(line)
220 continue
221 except KeyError:
222 continue
223 if value is None or not value:
224 value = ''
225 else:
226 value = '"%s"' % value
227
228 line = '%s=%s' % (key.upper(), value)
229 lines.append(line)
230 continue
231 elif key in self.int_vars:
232 value = '%d' % value
233 elif key in self.float_vars:
234 value = '%4.3f' % value
235 else:
236 raise ShowerCardError('Unknown key: %s = %s' % (key, value))
237 try:
238 line = '%s=%s' % (self.names_dict[key][self.shower].upper(), value.upper())
239 lines.append(line)
240 except KeyError:
241 pass
242
243 if self.testing:
244 return ('\n'.join(lines) + '\n')
245 else:
246 open(card_path, 'w').write(('\n'.join(lines) + '\n'))
247