Show More
@@ -1,217 +1,218 | |||
|
1 | 1 | """ Tab completion support for a couple of linux package managers |
|
2 | 2 | |
|
3 | 3 | This is also an example of how to write custom completer plugins |
|
4 | 4 | or hooks. |
|
5 | 5 | |
|
6 | 6 | Practical use: |
|
7 | 7 | |
|
8 | 8 | [ipython]|1> import ipy_linux_package_managers |
|
9 | 9 | [ipython]|2> apt-get u<<< press tab here >>> |
|
10 | 10 | update upgrade |
|
11 | 11 | [ipython]|2> apt-get up |
|
12 | 12 | |
|
13 | 13 | """ |
|
14 | 14 | import IPython.ipapi |
|
15 | 15 | import glob,os,shlex,sys |
|
16 | 16 | |
|
17 | 17 | ip = IPython.ipapi.get() |
|
18 | 18 | |
|
19 | 19 | def vcs_completer(commands, event): |
|
20 | 20 | """ utility to make writing typical version control app completers easier |
|
21 | 21 | |
|
22 | 22 | VCS command line apps typically have the format: |
|
23 | 23 | |
|
24 | 24 | [sudo ]PROGNAME [help] [command] file file... |
|
25 | 25 | |
|
26 | 26 | """ |
|
27 | 27 | |
|
28 | 28 | |
|
29 | 29 | cmd_param = event.line.split() |
|
30 | 30 | if event.line.endswith(' '): |
|
31 | 31 | cmd_param.append('') |
|
32 | 32 | |
|
33 | 33 | if cmd_param[0] == 'sudo': |
|
34 | 34 | cmd_param = cmd_param[1:] |
|
35 | 35 | |
|
36 | 36 | if len(cmd_param) == 2 or 'help' in cmd_param: |
|
37 | 37 | return commands.split() |
|
38 | 38 | |
|
39 | 39 | return ip.IP.Completer.file_matches(event.symbol) |
|
40 | 40 | |
|
41 | 41 | |
|
42 | 42 | |
|
43 | 43 | def apt_completers(self, event): |
|
44 | 44 | """ This should return a list of strings with possible completions. |
|
45 | 45 | |
|
46 | 46 | Note that all the included strings that don't start with event.symbol |
|
47 | 47 | are removed, in order to not confuse readline. |
|
48 | 48 | |
|
49 | 49 | """ |
|
50 | 50 | # print event # dbg |
|
51 | 51 | |
|
52 | 52 | # commands are only suggested for the 'command' part of package manager |
|
53 | 53 | # invocation |
|
54 | 54 | |
|
55 | 55 | cmd = (event.line + "<placeholder>").rsplit(None,1)[0] |
|
56 | 56 | # print cmd |
|
57 | 57 | if cmd.endswith('apt-get') or cmd.endswith('yum'): |
|
58 | 58 | return ['update', 'upgrade', 'install', 'remove'] |
|
59 | 59 | |
|
60 | 60 | # later on, add dpkg -l / whatever to get list of possible |
|
61 | 61 | # packages, add switches etc. for the rest of command line |
|
62 | 62 | # filling |
|
63 | 63 | |
|
64 | 64 | raise IPython.ipapi.TryNext |
|
65 | 65 | |
|
66 | 66 | |
|
67 | 67 | # re_key specifies the regexp that triggers the specified completer |
|
68 | 68 | |
|
69 | 69 | ip.set_hook('complete_command', apt_completers, re_key = '.*apt-get') |
|
70 | 70 | ip.set_hook('complete_command', apt_completers, re_key = '.*yum') |
|
71 | 71 | |
|
72 | 72 | pkg_cache = None |
|
73 | 73 | |
|
74 | 74 | def module_completer(self,event): |
|
75 | 75 | """ Give completions after user has typed 'import' """ |
|
76 | 76 | |
|
77 | 77 | # only a local version for py 2.4, pkgutil has no walk_packages() there |
|
78 | 78 | if sys.version_info < (2,5): |
|
79 | 79 | for el in [f[:-3] for f in glob.glob("*.py")]: |
|
80 | 80 | yield el |
|
81 | 81 | return |
|
82 | 82 | |
|
83 | 83 | global pkg_cache |
|
84 | 84 | import pkgutil,imp,time |
|
85 | 85 | #current = |
|
86 | 86 | if pkg_cache is None: |
|
87 | 87 | print "\n\n[Standby while scanning modules, this can take a while]\n\n" |
|
88 | 88 | pkg_cache = list(pkgutil.walk_packages()) |
|
89 | 89 | |
|
90 | 90 | already = set() |
|
91 | 91 | for ld, name, ispkg in pkg_cache: |
|
92 | 92 | if name.count('.') < event.symbol.count('.') + 1: |
|
93 | 93 | if name not in already: |
|
94 | 94 | already.add(name) |
|
95 | 95 | yield name + (ispkg and '.' or '') |
|
96 | 96 | return |
|
97 | 97 | |
|
98 | 98 | ip.set_hook('complete_command', module_completer, str_key = 'import') |
|
99 | 99 | ip.set_hook('complete_command', module_completer, str_key = 'from') |
|
100 | 100 | |
|
101 | 101 | svn_commands = """\ |
|
102 | 102 | add blame praise annotate ann cat checkout co cleanup commit ci copy |
|
103 | 103 | cp delete del remove rm diff di export help ? h import info list ls |
|
104 | 104 | lock log merge mkdir move mv rename ren propdel pdel pd propedit pedit |
|
105 | 105 | pe propget pget pg proplist plist pl propset pset ps resolved revert |
|
106 | 106 | status stat st switch sw unlock update |
|
107 | 107 | """ |
|
108 | 108 | |
|
109 | 109 | def svn_completer(self,event): |
|
110 | 110 | return vcs_completer(svn_commands, event) |
|
111 | 111 | |
|
112 | 112 | ip.set_hook('complete_command', svn_completer, str_key = 'svn') |
|
113 | 113 | |
|
114 | 114 | hg_commands = """ |
|
115 | 115 | add addremove annotate archive backout branch branches bundle cat |
|
116 | 116 | clone commit copy diff export grep heads help identify import incoming |
|
117 | 117 | init locate log manifest merge outgoing parents paths pull push |
|
118 | 118 | qapplied qclone qcommit qdelete qdiff qfold qguard qheader qimport |
|
119 | 119 | qinit qnew qnext qpop qprev qpush qrefresh qrename qrestore qsave |
|
120 | 120 | qselect qseries qtop qunapplied recover remove rename revert rollback |
|
121 | 121 | root serve showconfig status strip tag tags tip unbundle update verify |
|
122 | 122 | version |
|
123 | 123 | """ |
|
124 | 124 | |
|
125 | 125 | def hg_completer(self,event): |
|
126 | 126 | """ Completer for mercurial commands """ |
|
127 | 127 | |
|
128 | 128 | return vcs_completer(hg_commands, event) |
|
129 | 129 | |
|
130 | 130 | ip.set_hook('complete_command', hg_completer, str_key = 'hg') |
|
131 | 131 | |
|
132 | 132 | |
|
133 | 133 | bzr_commands = """ |
|
134 | 134 | add annotate bind branch break-lock bundle-revisions cat check |
|
135 | 135 | checkout commit conflicts deleted diff export gannotate gbranch |
|
136 | 136 | gcommit gdiff help ignore ignored info init init-repository inventory |
|
137 | 137 | log merge missing mkdir mv nick pull push reconcile register-branch |
|
138 | 138 | remerge remove renames resolve revert revno root serve sign-my-commits |
|
139 | 139 | status testament unbind uncommit unknowns update upgrade version |
|
140 | 140 | version-info visualise whoami |
|
141 | 141 | """ |
|
142 | 142 | |
|
143 | 143 | def bzr_completer(self,event): |
|
144 | 144 | """ Completer for bazaar commands """ |
|
145 | 145 | cmd_param = event.line.split() |
|
146 | 146 | if event.line.endswith(' '): |
|
147 | 147 | cmd_param.append('') |
|
148 | 148 | |
|
149 | 149 | if len(cmd_param) > 2: |
|
150 | 150 | cmd = cmd_param[1] |
|
151 | 151 | param = cmd_param[-1] |
|
152 | 152 | output_file = (param == '--output=') |
|
153 | 153 | if cmd == 'help': |
|
154 | 154 | return bzr_commands.split() |
|
155 | 155 | elif cmd in ['bundle-revisions','conflicts', |
|
156 | 156 | 'deleted','nick','register-branch', |
|
157 | 157 | 'serve','unbind','upgrade','version', |
|
158 | 158 | 'whoami'] and not output_file: |
|
159 | 159 | return [] |
|
160 | 160 | else: |
|
161 | 161 | # the rest are probably file names |
|
162 | 162 | return ip.IP.Completer.file_matches(event.symbol) |
|
163 | 163 | |
|
164 | 164 | return bzr_commands.split() |
|
165 | 165 | |
|
166 | 166 | ip.set_hook('complete_command', bzr_completer, str_key = 'bzr') |
|
167 | 167 | |
|
168 | 168 | |
|
169 | 169 | def runlistpy(self, event): |
|
170 | 170 | comps = shlex.split(event.line) |
|
171 | 171 | relpath = (len(comps) > 1 and comps[-1] or '') |
|
172 | 172 | |
|
173 | 173 | #print "rp",relpath # dbg |
|
174 | 174 | lglob = glob.glob |
|
175 | 175 | isdir = os.path.isdir |
|
176 | 176 | if relpath.startswith('~'): |
|
177 | 177 | relpath = os.path.expanduser(relpath) |
|
178 | 178 | dirs = [f.replace('\\','/') + "/" for f in lglob(relpath+'*') |
|
179 | 179 | if isdir(f)] |
|
180 | 180 | pys = [f.replace('\\','/') for f in lglob(relpath+'*.py')] |
|
181 | 181 | return dirs + pys |
|
182 | 182 | |
|
183 | 183 | ip.set_hook('complete_command', runlistpy, str_key = '%run') |
|
184 | 184 | |
|
185 | 185 | def cd_completer(self, event): |
|
186 | 186 | relpath = event.symbol |
|
187 | 187 | #print event # dbg |
|
188 | 188 | if '-b' in event.line: |
|
189 | 189 | # return only bookmark completions |
|
190 | 190 | bkms = self.db.get('bookmarks',{}) |
|
191 | 191 | return bkms.keys() |
|
192 | 192 | |
|
193 | 193 | |
|
194 | 194 | if event.symbol == '-': |
|
195 | 195 | # jump in directory history by number |
|
196 | 196 | ents = ['-%d [%s]' % (i,s) for i,s in enumerate(ip.user_ns['_dh'])] |
|
197 | 197 | if len(ents) > 1: |
|
198 | 198 | return ents |
|
199 | 199 | return [] |
|
200 | 200 | |
|
201 | 201 | if relpath.startswith('~'): |
|
202 | 202 | relpath = os.path.expanduser(relpath).replace('\\','/') |
|
203 | 203 | found = [] |
|
204 |
for d in [f + '/' for f in glob.glob(relpath+'*') |
|
|
204 | for d in [f.replace('\\','/') + '/' for f in glob.glob(relpath+'*') | |
|
205 | if os.path.isdir(f)]: | |
|
205 | 206 | if ' ' in d: |
|
206 | 207 | # we don't want to deal with any of that, complex code |
|
207 | 208 | # for this is elsewhere |
|
208 | 209 | raise IPython.ipapi.TryNext |
|
209 | 210 | found.append( d ) |
|
210 | 211 | |
|
211 | 212 | if not found: |
|
212 | 213 | if os.path.isdir(relpath): |
|
213 | 214 | return [relpath] |
|
214 | 215 | raise IPython.ipapi.TryNext |
|
215 | 216 | return found |
|
216 | 217 | |
|
217 | 218 | ip.set_hook('complete_command', cd_completer, str_key = '%cd') |
General Comments 0
You need to be logged in to leave comments.
Login now