fix pep E225 and E228

lmfdb/abvar/fq/download.py

@@ -12,22 +12,22 @@ class AbvarFq_download(Downloader):
     def download_all(self, label, lang='text'):
         data = db.av_fq_isog.lookup(label)
         if data is None:
-            return abort(404, "Label not found: %s"%label)
+            return abort(404, "Label not found: %s" % label)
         return self._wrap(Json.dumps(data),
                           label,
                           lang=lang,
-                          title='Stored data for abelian variety isogeny class %s,'%(label))
+                          title='Stored data for abelian variety isogeny class %s,' % (label))
 
     def download_curves(self, label, lang='text'):
         data = db.av_fq_isog.lookup(label)
         if data is None:
-            return abort(404, "Label not found: %s"%label)
+            return abort(404, "Label not found: %s" % label)
         if 'curves' not in data or ('curves' in data and not data['curves']):
-            return abort(404, "No curves for abelian variety isogeny class %s"%label)
+            return abort(404, "No curves for abelian variety isogeny class %s" % label)
         return self._wrap('\n'.join(data['curves']),
                           label + '.curves',
                           lang=lang,
-                          title='Curves in abelian variety isogeny class %s,'%(label))
+                          title='Curves in abelian variety isogeny class %s,' % (label))
 
     def postprocess(self, rec, info, query):
         return AbvarFq_isoclass(rec)

lmfdb/abvar/fq/main.py

@@ -133,11 +133,11 @@ def abelian_varieties_by_gqi(g, q, iso):
         properties=cl.properties(),
         friends=cl.friends(),
         downloads=downloads,
-        title='Abelian variety isogeny class %s over $%s$'%(label, cl.field()),
+        title ='Abelian variety isogeny class %s over $%s$' % (label, cl.field()),
         bread=bread,
         cl=cl,
         learnmore=learnmore_list(),
-        KNOWL_ID='av.fq.%s'%label
+        KNOWL_ID ='av.fq.%s' % label
     )
 
 def url_for_label(label):

lmfdb/api/api.py

@@ -70,7 +70,7 @@ def full_index():
 def stats():
     def mb(x):
         return int(round(x/2**20.))
-    info={}
+    info = {}
     info['minsizes'] = ['0','1','10','100','1000','10000','100000']
     info['minsize'] = request.args.get('minsize','1').strip()
     if info['minsize'] not in info['minsizes']:
@@ -270,7 +270,7 @@ def apierror(msg, flash_extras=[], code=404, table=True):
 
         # executing the query "q" and replacing the _id in the result list
         # So as not to preserve backwards compatibility (see test_api_usage() test)
-        if table=='ec_curvedata':
+        if table == 'ec_curvedata':
             for oldkey, newkey in zip(['label', 'iso', 'number'], ['Clabel', 'Ciso', 'Cnumber']):
                 if oldkey in q:
                     q[newkey] = q[oldkey]

lmfdb/api2/api2.py

@@ -83,9 +83,9 @@ def handle_singletons(path_var):
 
 @api2_page.route("/description/searchers")
 def list_searchers():
-    names=[]
-    h_names=[]
-    descs=[]
+    names = []
+    h_names = []
+    descs = []
     for el in searchers:
         names.append(el)
         h_names.append(searchers[el].get_name())

lmfdb/api2/utils.py

@@ -44,7 +44,7 @@ def create_search_dict(table='', query=None, view_start=0, request=None):
         'max_count':100, 'correct_count':False, 'count_only':False}
 
     if request:
-        search['view_start']=int(request.args.get('_view_start', search['view_start']))
+        search['view_start'] = int(request.args.get('_view_start', search['view_start']))
         search['max_count'] = min(int(request.args.get('_max_count', search['max_count'])), 100)
         search['correct_count'] = bool(request.args.get('_correct_count', search['correct_count']))
         search['count_only'] = bool(request.args.get('_count_only', search['count_only']))

lmfdb/artin_representations/main.py

@@ -150,7 +150,7 @@ def artin_representation_jump(info):
             return redirect(url_for(".index"))
     return redirect(url_for(".render_artin_representation_webpage", label=label), 307)
 
-dihedrals =[ [4,2], [6,1], [8, 3], [10,1], [12,4], [14,1], [16,7],
+dihedrals = [ [4,2], [6,1], [8, 3], [10,1], [12,4], [14,1], [16,7],
   [ 18, 1 ], [ 20, 4 ], [ 22, 1 ], [ 24, 6 ], [ 26, 1 ], [ 28, 3 ], [ 30, 3 ],
   [ 32, 18 ], [ 34, 1 ], [ 36, 4 ], [ 38, 1 ], [ 40, 6 ], [ 42, 5 ], [ 44, 3 ],
   [ 46, 1 ], [ 48, 7 ], [ 50, 1 ], [ 52, 4 ], [ 54, 1 ], [ 56, 5 ], [ 58, 1 ],
@@ -183,9 +183,9 @@ def parse_projective_group(inp, query, qfield):
         query[qfield] = [24,12]
     elif Dn_RE.match(inp):
         n = int(inp.replace('d',''))-2
-        if n>=0 and n<len(dihedrals):
+        if n >= 0 and n < len(dihedrals):
             query[qfield] = dihedrals[n]
-        elif n>=0:
+        elif n >= 0:
             query[qfield] = [-1,-2] # we don't have it
     else:
         try:
@@ -339,7 +339,7 @@ def render_artin_representation_webpage(label):
 
     #artin_logger.info("Found %s" % (the_rep._data))
 
-    if case=='rep':
+    if case == 'rep':
         title = "Artin representation %s" % label
     else:
         title = "Galois orbit of Artin representations %s" % label
@@ -369,10 +369,10 @@ def render_artin_representation_webpage(label):
         if proj_coefs != the_nf.polynomial():
             friends.append(("Field {}".format(proj_wnf.get_label()),
                 str(url_for("number_fields.by_label", label=proj_wnf.get_label()))))
-    if case == 'rep' or the_rep.galois_conjugacy_size()==1:
+    if case == 'rep' or the_rep.galois_conjugacy_size() == 1:
         cc = the_rep.central_character()
         if cc is not None:
-            if the_rep.dimension()==1:
+            if the_rep.dimension() == 1:
                 if cc.order == 2:
                     cc_name = cc.symbol
                 else:
@@ -391,7 +391,7 @@ def render_artin_representation_webpage(label):
                 friends.append(("L-function", url_for('l_functions.by_full_label', label='1-1-1.1-r0-0-0')))
             else:
                 # looking for Lhash dirichlet_L_modulus.number
-                mylhash = 'dirichlet_L_%d.%d'%(cc.modulus,cc.number)
+                mylhash = 'dirichlet_L_%d.%d' % (cc.modulus,cc.number)
                 lres = db.lfunc_instances.lucky({'Lhash': mylhash})
                 if lres is not None:
                     friends.append(("L-function", url_for('l_functions.by_full_label', label=lres["label"])))
@@ -410,7 +410,7 @@ def render_artin_representation_webpage(label):
             friends.append(("Artin representation " + artin_label_pretty(newlabel),
                 url_for(".render_artin_representation_webpage", label=newlabel)))
 
-    info={} # for testing
+    info = {} # for testing
 
     if case == 'rep':
         return render_template(

lmfdb/bianchi_modular_forms/bianchi_modular_form.py

@@ -107,7 +107,7 @@ def statistics():
 def bianchi_modular_form_jump(info):
     label = info['jump'].strip()
     dat = label.split("-")
-    if len(dat)==2: # assume field & level, display space
+    if len(dat) == 2: # assume field & level, display space
         return render_bmf_space_webpage(dat[0], dat[1])
     else: # assume single newform label; will display an error if invalid
         return bianchi_modular_form_by_label(label)
@@ -184,7 +184,7 @@ def bianchi_modular_form_search(info, query):
             query['CM'] = 0 # will exclude NULL values
         elif info['include_cm'] == 'only':
             query['CM'] = {'$ne': 0} # will exclude NULL values
-    if info.get('include_base_change') =='exclude':
+    if info.get('include_base_change') == 'exclude':
         query['bc'] = 0
     elif info.get('include_base_change') == 'only':
         query['bc'] = {'$ne': 0}
@@ -223,13 +223,13 @@ def bmf_field_dim_table(**args):
     argsdict.update(to_dict(request.args))
     gl_or_sl = argsdict['gl_or_sl']
 
-    field_label=argsdict['field_label']
+    field_label = argsdict['field_label']
     field_label = nf_string_to_label(field_label)
 
     count = parse_count(argsdict, 50)
     start = parse_start(argsdict)
 
-    info={}
+    info = {}
     info['gl_or_sl'] = gl_or_sl
     # level_flag controls whether to list all levels ('all'), only
     # those with positive cuspidal dimension ('cusp'), or only those
@@ -245,7 +245,7 @@ def bmf_field_dim_table(**args):
         parse_ints(argsdict, query, 'level_norm')
         info["level_norm"] = argsdict["level_norm"]
     query['field_label'] = field_label
-    if gl_or_sl=='gl2_dims':
+    if gl_or_sl == 'gl2_dims':
         info['group'] = 'GL(2)'
         info['bgroup'] = r'\GL(2,\mathcal{O}_K)'
     else:
@@ -296,7 +296,7 @@ def bmf_field_dim_table(**args):
     info['nlevels'] = len(data)
     dimtable = [{'level_label': dat['level_label'],
                  'level_norm': dat['level_norm'],
-                 'level_space': url_for(".render_bmf_space_webpage", field_label=field_label, level_label=dat['level_label']) if gl_or_sl=='gl2_dims' else "",
+                 'level_space': url_for(".render_bmf_space_webpage", field_label=field_label, level_label=dat['level_label']) if gl_or_sl == 'gl2_dims' else "",
                   'dims': dims[dat['level_label']]} for dat in data]
     info['dimtable'] = dimtable
     return render_template("bmf-field_dim_table.html", info=info, title=t, properties=properties, bread=bread)
@@ -334,7 +334,7 @@ def render_bmf_space_webpage(field_label, level_label):
                 info['level_norm'] = data['level_norm']
                 info['field_poly'] = teXify_pol(str(nf.poly()))
                 info['field_knowl'] = nf_display_knowl(field_label, pretty_field_label)
-                w = 'i' if nf.disc()==-4 else 'a'
+                w = 'i' if nf.disc() == -4 else 'a'
                 L = nf.K().change_names(w)
                 alpha = L.gen()
                 info['field_gen'] = latex(alpha)
@@ -345,7 +345,7 @@ def render_bmf_space_webpage(field_label, level_label):
                 weights = list(dim_data)
                 weights.sort(key=int)
                 for w in weights:
-                    dim_data[w]['dim']=dim_data[w]['cuspidal_dim']
+                    dim_data[w]['dim'] = dim_data[w]['cuspidal_dim']
                 info['dim_data'] = dim_data
                 info['weights'] = weights
                 info['nweights'] = len(weights)
@@ -357,14 +357,14 @@ def render_bmf_space_webpage(field_label, level_label):
                     'url': url_for(".render_bmf_webpage",field_label=f['field_label'], level_label=f['level_label'], label_suffix=f['label_suffix']),
                     'wt': f['weight'],
                     'dim': f['dimension'],
-                    'sfe': "+1" if f.get('sfe',None)==1 else "-1" if f.get('sfe',None)==-1 else "?",
+                    'sfe': "+1" if f.get('sfe',None) == 1 else "-1" if f.get('sfe',None) == -1 else "?",
                     'bc': bc_info(f['bc']),
                     'cm': cm_info(f.get('CM','?')),
                     } for f in newforms]
                 info['nnewforms'] = len(info['nfdata'])
                 # currently we have newforms of dimension 1 and 2 only (mostly dimension 1)
                 # but the dimension 2 data is untrustworthy so is ignored here
-                info['nnf1'] = sum(1 for f in info['nfdata'] if f['dim']==1)
+                info['nnf1'] = sum(1 for f in info['nfdata'] if f['dim'] == 1)
                 #info['nnf2'] = sum(1 for f in info['nfdata'] if f['dim']==2)
                 info['nnf_missing'] = dim_data['2']['new_dim'] - info['nnf1'] # - 2*info['nnf2']
                 properties = [('Base field', pretty_field_label), ('Level',info['level_label']), ('Norm',str(info['level_norm'])), ('New dimension',str(newdim))]
@@ -447,7 +447,7 @@ def download_bmf_magma(**args):
         outstr += 'heckePol := x;\nK := Rationals(); e := 1;\n'
 
     hecke_eigs_processed = [str(st).replace(' ', '') if st != 'not known' else '"not known"' for st in hecke_eigs]
-    outstr += '\nheckeEigenvaluesList := [*\n'+ ',\n'.join(hecke_eigs_processed) + '\n*];\n'
+    outstr += '\nheckeEigenvaluesList := [*\n' + ',\n'.join(hecke_eigs_processed) + '\n*];\n'
     outstr += '\nheckeEigenvalues := AssociativeArray();\n'
     outstr += 'for i in [1..#heckeEigenvaluesList] do\n    heckeEigenvalues[primes[i]] := heckeEigenvaluesList[i];\nend for;\n'
 
@@ -635,7 +635,7 @@ def render_bmf_webpage(field_label, level_label, label_suffix):
         friends=friends,
         info=info,
         learnmore=learnmore_list(),
-        KNOWL_ID="mf.bianchi.%s"%label,
+        KNOWL_ID ="mf.bianchi.%s" % label,
     )
 
 

lmfdb/bianchi_modular_forms/web_BMF.py

@@ -151,7 +151,7 @@ def make_form(self,nap0=50):
         # 'hecke_poly_obj' is the non-LaTeX version of hecke_poly
         self.hecke_poly_obj = self.hecke_poly
 
-        if self.dimension>1:
+        if self.dimension > 1:
             Qx = PolynomialRing(QQ,'x')
             self.hecke_poly = Qx(str(self.hecke_poly))
             F = NumberField(self.hecke_poly,'z')
@@ -176,7 +176,7 @@ def conv(ap):
                              ideal_label(p),
                              web_latex(p.gens_reduced()),
                              web_latex(ap)] for p,ap in zip(primes_iter(K), self.hecke_eigs[:self.neigs]) if p not in badp]
-        self.have_AL = self.AL_eigs[0]!='?'
+        self.have_AL = self.AL_eigs[0] != '?'
         if self.have_AL:
             self.AL_table = [[web_latex(p.norm()),
                              ideal_label(p),
@@ -199,7 +199,7 @@ def conv(ap):
             self.anrank = "not determined"
         else:
             self.Lratio = QQ(self.Lratio)
-            self.anrank = r"\(0\)" if self.Lratio!=0 else "odd" if self.sfe==-1 else r"\(\ge2\), even"
+            self.anrank = r"\(0\)" if self.Lratio != 0 else "odd" if self.sfe == -1 else r"\(\ge2\), even"
 
         self.properties = [('Label', self.label),
                             ('Base field', pretty_field),
@@ -215,7 +215,7 @@ def conv(ap):
             elif self.CM == 0:
                 self.CM = 'no'
             else:
-                if int(self.CM)%4 in [2,3]:
+                if int(self.CM) % 4 in [2,3]:
                     self.CM = 4*int(self.CM)
                 self.CM = "$%s$" % self.CM
         except AttributeError:
@@ -224,15 +224,15 @@ def conv(ap):
 
         self.bc_extra = ''
         self.bcd = 0
-        self.bct = self.bc!='?' and self.bc!=0
+        self.bct = self.bc != '?' and self.bc != 0
         if self.bc == '?':
             self.bc = 'not determined'
         elif self.bc == 0:
             self.bc = 'no'
         elif self.bc == 1:
             self.bcd = self.bc
             self.bc = 'yes'
-        elif self.bc >1:
+        elif self.bc > 1:
             self.bcd = self.bc
             self.bc = 'yes'
             self.bc_extra = r', of a form over \(\mathbb{Q}\) with coefficients in \(\mathbb{Q}(\sqrt{' + str(self.bcd) + r'})\)'

lmfdb/characters/HeckeCharacters.py

@@ -97,7 +97,7 @@ def __call__(self, x):
         return HeckeChar(self, x)
 
     def __repr__(self):
-        return "Group of Hecke characters on %s"%self.group()
+        return "Group of Hecke characters on %s" % self.group()
 
     #def list(self):
     #    return [ HeckeChar(self, c.list()) for c in DualAbelianGroup_class.list(self) ]
@@ -147,7 +147,7 @@ def logvalue(self, x):
         if isinstance(r, (int,Integer)):
             return 0
         n,d = r.numerator(), r.denominator()
-        return n%d/d
+        return n % d/d
 
     def logvalues_on_gens(self):
         F = self.exponents()

lmfdb/characters/main.py

@@ -404,7 +404,7 @@ def render_Dirichletwebpage(modulus=None, orbit_label=None, number=None):
         modulus, number = modulus.split('.')
         return redirect(url_for(".render_Dirichletwebpage", modulus=modulus, number=number), 301)
     if number is not None and number > modulus:
-        return redirect(url_for(".render_Dirichletwebpage", modulus=modulus, number=number%modulus), 301)
+        return redirect(url_for(".render_Dirichletwebpage", modulus=modulus, number=number % modulus), 301)
     if modulus == 1 and number == 0:
         return redirect(url_for(".render_Dirichletwebpage", modulus=1, number=1), 301)
 
@@ -467,7 +467,7 @@ def render_Dirichletwebpage(modulus=None, orbit_label=None, number=None):
             return redirect(url_for(".render_DirichletNavigation"))
     else:
         if gcd(modulus,number) != 1:
-            flash_error("%s is not a valid Conrey label (number must be coprime to modulus).", "%s.%s"%(args['modulus'],args['number']))
+            flash_error("%s is not a valid Conrey label (number must be coprime to modulus).", "%s.%s" % (args['modulus'],args['number']))
             return redirect(url_for(".render_DirichletNavigation"))
 
     try:

lmfdb/characters/test_characters.py

@@ -27,8 +27,8 @@ def test_order(self):
 
     def test_even_odd(self):
         W = self.tc.get('/Character/Dirichlet/?modulus=35')
-        assert '>%s</t'%(parity_string(1)) in W.get_data(as_text=True)
-        assert '>%s</t'%(parity_string(-1)) in W.get_data(as_text=True)
+        assert '>%s</t' % (parity_string(1)) in W.get_data(as_text=True)
+        assert '>%s</t' % (parity_string(-1)) in W.get_data(as_text=True)
 
     def test_modbrowse(self):
         W = self.tc.get('/Character/Dirichlet/?modbrowse=41-60')
@@ -61,8 +61,8 @@ def test_nextprev(self):
 class DirichletTableTest(LmfdbTest):
 
     def test_table(self):
-        get= r'modulus=35&poly=x%5E6+-+x%5E5+-+7%2Ax%5E4+%2B+2%2Ax%5E3+%2B+7%2Ax%5E2+-+2%2Ax+-+1&char_number_list=1%2C4%2C9%2C11%2C16%2C29'
-        W = self.tc.get('/Character/Dirichlet/grouptable?%s'%get)
+        get = r'modulus=35&poly=x%5E6+-+x%5E5+-+7%2Ax%5E4+%2B+2%2Ax%5E3+%2B+7%2Ax%5E2+-+2%2Ax+-+1&char_number_list=1%2C4%2C9%2C11%2C16%2C29'
+        W = self.tc.get('/Character/Dirichlet/grouptable?%s' % get)
         assert '35 }(29' in W.get_data(as_text=True)
 
 class DirichletCharactersTest(LmfdbTest):

lmfdb/characters/utils.py

@@ -12,7 +12,7 @@ def evalpolelt(label,gen,genlabel='a'):
         ( '*' and '**' are removed )
     """
     res = 0
-    regexp = r'([+-]?)([+-]?\d*o?\d*)(%s\d*)?'%genlabel
+    regexp = r'([+-]?)([+-]?\d*o?\d*)(%s\d*)?' % genlabel
     for m in re.finditer(regexp,label):
         s, c, e = m.groups()
         if c == '' and e is None: