[yt-svn] commit/yt: samskillman: Adding pyparselibconfig

[commits-noreply at bitbucket.org]

1 new commit in yt:

https://bitbucket.org/yt_analysis/yt/commits/54e87aca90a6/
Changeset:   54e87aca90a6
Branch:      yt-3.0
User:        samskillman
Date:        2014-05-16 22:45:25
Summary:     Adding pyparselibconfig
Affected #:  3 files

diff -r 89e0c26a2f0b1815b54447323f8b5b711def0d1e -r 54e87aca90a647aa2a7dceb8d74056884b936de3 yt/utilities/pyparselibconfig/__init__.py
--- /dev/null
+++ b/yt/utilities/pyparselibconfig/__init__.py
@@ -0,0 +1,2 @@
+from api import libconfig
+

diff -r 89e0c26a2f0b1815b54447323f8b5b711def0d1e -r 54e87aca90a647aa2a7dceb8d74056884b936de3 yt/utilities/pyparselibconfig/api.py
--- /dev/null
+++ b/yt/utilities/pyparselibconfig/api.py
@@ -0,0 +1,1 @@
+from libconfig import libconfig

diff -r 89e0c26a2f0b1815b54447323f8b5b711def0d1e -r 54e87aca90a647aa2a7dceb8d74056884b936de3 yt/utilities/pyparselibconfig/libconfig.py
--- /dev/null
+++ b/yt/utilities/pyparselibconfig/libconfig.py
@@ -0,0 +1,95 @@
+
+#-----------------------------------------------------------------------------
+# Copyright (c) 2013, Samuel Skillman 
+#
+# Distributed under the terms of the MIT License.
+#
+# The full license is in the file COPYING.txt, distributed with this software.
+#-----------------------------------------------------------------------------
+
+class libconfig(dict):
+    def __init__(self, config=None):
+        if config is not None:
+            self.read(config)
+
+    def read(self, config):
+        cfile = open(config, 'r')
+        lines = cfile.readlines()
+
+        # Strip out spaces and blanks
+        lines = [line.strip() for line in lines if len(line) > 0]
+
+        # Strip out comments
+        lines = [line for line in lines if not (line.startswith('#') or
+                                                line.startswith('/'))]
+
+        # Concatenate
+        oneline = ''
+        for line in lines:
+            oneline += line
+
+        statements = oneline.split(';')
+
+        self.parse_statements(self, statements)
+
+    def parse_statements(self, this_dict, statements):
+        while len(statements) > 0:
+            statement = statements.pop(0)
+            if len(statement) == 0:
+                continue
+            if ':' in statement:
+                # DICTIONARY
+                new_level_lines = []
+                k, v = statement.split(':', 1)
+                k = k.strip(' :')
+                v = v.strip(' {')
+                level = 1 + v.count(':')
+                this_dict[k] = {}
+                new_level_lines.append(v)
+
+                while(level > 0 and len(statements) > 0):
+                    nextline = statements.pop(0).strip()
+                    level += nextline.count('{')
+                    if nextline == '}' and level == 1:
+                        level = 0
+                        break
+                    new_level_lines.append(nextline)
+                    level -= nextline.count('}')
+                self.parse_statements(this_dict[k], new_level_lines)
+            else:
+                k, v = statement.split('=')
+                k = k.strip()
+                v = v.strip()
+                this_dict[k] = self.correct_type(v)
+
+    def correct_type(self, v):
+        return eval(v)
+
+    def write(self, filename):
+        f = file(filename, 'w')
+
+        self.write_dict(f, self, 0)
+
+    def write_dict(self, f, this_dict, level):
+        tab = ' '*4
+
+        dict_dict = {}
+        for k, v in this_dict.iteritems():
+            if type(v) == dict:
+                dict_dict[k] = v
+            else:
+                if type(v) == str:
+                    v = '"%s"' % v
+                f.writelines(tab*level + '%s = %s;\n' % (k, v))
+
+        for k, v in dict_dict.iteritems():
+            f.writelines('\n')
+            f.writelines(tab*level + '%s :\n' % k)
+            f.writelines(tab*level+'{\n')
+            self.write_dict(f, v, level+1)
+            f.writelines(tab*level+'};\n')
+
+if __name__ == '__main__':
+    cfg = libconfig()
+    cfg.read('test_config.cfg')
+    print cfg

Repository URL: https://bitbucket.org/yt_analysis/yt/

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