add json imports

conda_env/cli/main_export.py

@@ -6,6 +6,7 @@
 from argparse import RawDescriptionHelpFormatter
 import os
 import textwrap
+import json
 
 from conda.cli.conda_argparse import add_parser_json, add_parser_prefix
 
@@ -100,7 +101,7 @@ def execute(args, parser):
         env.add_channels(args.channel)
 
     if args.file is None:
-        print(env.to_dict()) if args.json else print(env.to_yaml())
+        print(json.dumps(env.to_dict())) if args.json else print(env.to_yaml())
     else:
         fp = open(args.file, 'wb')
         env.to_dict(stream=fp) if args.json else env.to_yaml(stream=fp)

conda_env/env.py

@@ -7,6 +7,7 @@
 from itertools import chain
 import os
 import re
+import json
 
 from conda.base.context import context
 from conda.cli import common  # TODO: this should never have to import form conda.cli
@@ -217,15 +218,18 @@ def add_channels(self, channels):
     def remove_channels(self):
         self.channels = []
 
-    def to_dict(self):
+    def to_dict(self, stream=None):
         d = yaml.dict([('name', self.name)])
         if self.channels:
             d['channels'] = self.channels
         if self.dependencies:
             d['dependencies'] = self.dependencies.raw
         if self.prefix:
             d['prefix'] = self.prefix
-        return d
+        if stream is None:
+            return d
+        stream.write(json.dumps(d))
+
 
     def to_yaml(self, stream=None):
         d = self.to_dict()

tests/conda_env/test_cli.py

@@ -16,6 +16,7 @@
 from conda_env.cli.main import create_parser, do_call as do_call_conda_env
 from conda_env.exceptions import EnvironmentFileExtensionNotValid, EnvironmentFileNotFound
 from conda_env.yaml import load as yaml_load
+from conda_env.yaml import odict
 
 from . import support_file
 
@@ -309,6 +310,36 @@ def test_env_export(self):
         run_env_command(Commands.ENV_REMOVE, test_env_name_2)
         assert not env_is_created(test_env_name_2)
 
+    def test_env_export_json(self):
+        """
+            Test conda env export
+        """
+
+        run_conda_command(Commands.CREATE, test_env_name_2, "flask")
+        assert env_is_created(test_env_name_2)
+
+        snowflake, e, = run_env_command(Commands.ENV_EXPORT, test_env_name_2, '--json')
+
+        with Utf8NamedTemporaryFile(mode="w", suffix=".yml", delete=False) as env_json:
+            env_json.write(snowflake)
+            env_json.flush()
+            env_json.close()
+
+            run_env_command(Commands.ENV_REMOVE, test_env_name_2)
+            self.assertFalse(env_is_created(test_env_name_2))
+
+            # regression test for #6220
+            snowflake, e, = run_env_command(Commands.ENV_EXPORT, test_env_name_2, '--no-builds', '--json')
+            assert not e.strip()
+
+            env_description = odict(json.loads(snowflake))
+            assert len(env_description['dependencies'])
+            for spec_str in env_description['dependencies']:
+                assert spec_str.count('=') == 1
+
+        run_env_command(Commands.ENV_REMOVE, test_env_name_2)
+        assert not env_is_created(test_env_name_2)
+
 
     def test_list(self):
         """