src/eric7/Documentation/Source/eric7.VirtualEnv.VirtualenvManager.html

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<h1>eric7.VirtualEnv.VirtualenvManager</h1>
<p>
Module implementing a class to manage Python virtual environments.
</p>

<h3>Global Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>

<h3>Classes</h3>
<table>
<tr>
<td><a href="#VirtualenvManager">VirtualenvManager</a></td>
<td>Class implementing an object to manage Python virtual environments.</td>
</tr>
</table>

<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>

<hr />
<hr />
<a NAME="VirtualenvManager" ID="VirtualenvManager"></a>
<h2>VirtualenvManager</h2>
<p>
    Class implementing an object to manage Python virtual environments.
</p>

<h3>Signals</h3>
<dl>

<dt>virtualEnvironmentAdded()</dt>
<dd>
emitted to indicate the addition of
        a virtual environment
</dd>
<dt>virtualEnvironmentChanged(name)</dt>
<dd>
emitted to indicate a change of
        a virtual environment
</dd>
<dt>virtualEnvironmentRemoved()</dt>
<dd>
emitted to indicate the removal and
        deletion of a virtual environment
</dd>
<dt>virtualEnvironmentsListChanged()</dt>
<dd>
emitted to indicate a change of
        the list of virtual environments (may be used to refresh the list)
</dd>
</dl>
<h3>Derived from</h3>
QObject
<h3>Class Attributes</h3>
<table>
<tr><td>DefaultKey</td></tr>
<tr><td>SystemKey</td></tr>
</table>

<h3>Class Methods</h3>
<table>
<tr><td>None</td></tr>
</table>

<h3>Methods</h3>
<table>
<tr>
<td><a href="#VirtualenvManager.__init__">VirtualenvManager</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.__cleanEnvironments">__cleanEnvironments</a></td>
<td>Private method to delete all non-existent local or eric-ide server environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.__createStandardVirtualEnv">__createStandardVirtualEnv</a></td>
<td>Private method to create a standard (pyvenv or virtualenv) environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.__deleteStandardVirtualEnv">__deleteStandardVirtualEnv</a></td>
<td>Private method to delete a given virtual environment from disk.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.__isEnvironmentDeleteable">__isEnvironmentDeleteable</a></td>
<td>Private method to check, if a virtual environment can be deleted from disk.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.__loadSettings">__loadSettings</a></td>
<td>Private slot to load the virtual environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.__saveSettings">__saveSettings</a></td>
<td>Private slot to save the virtual environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.addVirtualEnv">addVirtualEnv</a></td>
<td>Public method to add a virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.createVirtualEnv">createVirtualEnv</a></td>
<td>Public slot to create a new virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.deleteVirtualEnvs">deleteVirtualEnvs</a></td>
<td>Public method to delete virtual environments from the list and disk.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.environmentForInterpreter">environmentForInterpreter</a></td>
<td>Public method to get the environment a given interpreter belongs to.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getDefaultEnvironment">getDefaultEnvironment</a></td>
<td>Public method to get the default virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getEnvironmentEntries">getEnvironmentEntries</a></td>
<td>Public method to get a list of the defined virtual environment entries.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getEnvironmentTypeNames">getEnvironmentTypeNames</a></td>
<td>Public method to get a list of names of registered virtual environment types.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getEnvironmentTypesRegistry">getEnvironmentTypesRegistry</a></td>
<td>Public method to get a reference to the virtual environment types registry object.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getEricServerEnvironmentNames">getEricServerEnvironmentNames</a></td>
<td>Public method to get a list of defined eric-ide server environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getVirtualEnvironmentsBaseDir">getVirtualEnvironmentsBaseDir</a></td>
<td>Public method to set the base directory for the virtual environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getVirtualenvDirectory">getVirtualenvDirectory</a></td>
<td>Public method to get the directory of a virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getVirtualenvExecPath">getVirtualenvExecPath</a></td>
<td>Public method to get the search path prefix of a virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getVirtualenvInterpreter">getVirtualenvInterpreter</a></td>
<td>Public method to get the interpreter for a virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.getVirtualenvNames">getVirtualenvNames</a></td>
<td>Public method to get a list of defined virtual environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.isEricServerEnvironment">isEricServerEnvironment</a></td>
<td>Public method to test, if a given environment is an environment accessed through an eric-ide server.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.isGlobalEnvironment">isGlobalEnvironment</a></td>
<td>Public method to test, if a given environment is a global one.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.isUnique">isUnique</a></td>
<td>Public method to check, if the give logical name is unique.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.registerType">registerType</a></td>
<td>Public method to register a new virtual environment type.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.reloadSettings">reloadSettings</a></td>
<td>Public slot to reload the virtual environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.removeVirtualEnvs">removeVirtualEnvs</a></td>
<td>Public method to delete virtual environments from the list.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.renameVirtualEnv">renameVirtualEnv</a></td>
<td>Public method to substitute a virtual environment entry with a new name.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.searchUnregisteredInterpreters">searchUnregisteredInterpreters</a></td>
<td>Public method to search for unregistered Python interpreters.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.setVirtualEnv">setVirtualEnv</a></td>
<td>Public method to change a virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.setVirtualEnvInterpreter">setVirtualEnvInterpreter</a></td>
<td>Public method to change the interpreter for a virtual environment.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.setVirtualEnvironmentsBaseDir">setVirtualEnvironmentsBaseDir</a></td>
<td>Public method to set the base directory for the virtual environments.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.showVirtualenvManagerDialog">showVirtualenvManagerDialog</a></td>
<td>Public slot to show the virtual environment manager dialog.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.unregisterType">unregisterType</a></td>
<td>Public method to unregister the virtual environment type of the given name.</td>
</tr>
<tr>
<td><a href="#VirtualenvManager.upgradeVirtualEnv">upgradeVirtualEnv</a></td>
<td>Public slot to upgrade a virtual environment.</td>
</tr>
</table>

<h3>Static Methods</h3>
<table>
<tr><td>None</td></tr>
</table>


<a NAME="VirtualenvManager.__init__" ID="VirtualenvManager.__init__"></a>
<h4>VirtualenvManager (Constructor)</h4>
<b>VirtualenvManager</b>(<i>parent=None</i>)
<p>
        Constructor
</p>

<dl>

<dt><i>parent</i> (QWidget)</dt>
<dd>
reference to the parent object
</dd>
</dl>
<a NAME="VirtualenvManager.__cleanEnvironments" ID="VirtualenvManager.__cleanEnvironments"></a>
<h4>VirtualenvManager.__cleanEnvironments</h4>
<b>__cleanEnvironments</b>(<i></i>)
<p>
        Private method to delete all non-existent local or eric-ide server environments.
</p>

<a NAME="VirtualenvManager.__createStandardVirtualEnv" ID="VirtualenvManager.__createStandardVirtualEnv"></a>
<h4>VirtualenvManager.__createStandardVirtualEnv</h4>
<b>__createStandardVirtualEnv</b>(<i>baseDir=""</i>)
<p>
        Private method to create a standard (pyvenv or virtualenv) environment.
</p>

<dl>

<dt><i>baseDir</i> (str (optional))</dt>
<dd>
base directory for the virtual environments (defaults to "")
</dd>
</dl>
<a NAME="VirtualenvManager.__deleteStandardVirtualEnv" ID="VirtualenvManager.__deleteStandardVirtualEnv"></a>
<h4>VirtualenvManager.__deleteStandardVirtualEnv</h4>
<b>__deleteStandardVirtualEnv</b>(<i>venvMetaData</i>)
<p>
        Private method to delete a given virtual environment from disk.
</p>

<dl>

<dt><i>venvMetaData</i> (VirtualenvMetaData)</dt>
<dd>
virtual environment meta data structure
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating success
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="VirtualenvManager.__isEnvironmentDeleteable" ID="VirtualenvManager.__isEnvironmentDeleteable"></a>
<h4>VirtualenvManager.__isEnvironmentDeleteable</h4>
<b>__isEnvironmentDeleteable</b>(<i>venvName</i>)
<p>
        Private method to check, if a virtual environment can be deleted from
        disk.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
name of the virtual environment
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating it can be deleted
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="VirtualenvManager.__loadSettings" ID="VirtualenvManager.__loadSettings"></a>
<h4>VirtualenvManager.__loadSettings</h4>
<b>__loadSettings</b>(<i></i>)
<p>
        Private slot to load the virtual environments.
</p>

<a NAME="VirtualenvManager.__saveSettings" ID="VirtualenvManager.__saveSettings"></a>
<h4>VirtualenvManager.__saveSettings</h4>
<b>__saveSettings</b>(<i></i>)
<p>
        Private slot to save the virtual environments.
</p>

<a NAME="VirtualenvManager.addVirtualEnv" ID="VirtualenvManager.addVirtualEnv"></a>
<h4>VirtualenvManager.addVirtualEnv</h4>
<b>addVirtualEnv</b>(<i>metadata</i>)
<p>
        Public method to add a virtual environment.
</p>

<dl>

<dt><i>metadata</i> (VirtualenvMetaData)</dt>
<dd>
object containing the metadata of the virtual environment
</dd>
</dl>
<a NAME="VirtualenvManager.createVirtualEnv" ID="VirtualenvManager.createVirtualEnv"></a>
<h4>VirtualenvManager.createVirtualEnv</h4>
<b>createVirtualEnv</b>(<i>baseDir=""</i>)
<p>
        Public slot to create a new virtual environment.
</p>

<dl>

<dt><i>baseDir</i> (str (optional))</dt>
<dd>
base directory for the virtual environments (defaults to "")
</dd>
</dl>
<a NAME="VirtualenvManager.deleteVirtualEnvs" ID="VirtualenvManager.deleteVirtualEnvs"></a>
<h4>VirtualenvManager.deleteVirtualEnvs</h4>
<b>deleteVirtualEnvs</b>(<i>venvNames</i>)
<p>
        Public method to delete virtual environments from the list and disk.
</p>

<dl>

<dt><i>venvNames</i> (list of str)</dt>
<dd>
list of logical names for the virtual environments
</dd>
</dl>
<a NAME="VirtualenvManager.environmentForInterpreter" ID="VirtualenvManager.environmentForInterpreter"></a>
<h4>VirtualenvManager.environmentForInterpreter</h4>
<b>environmentForInterpreter</b>(<i>interpreter</i>)
<p>
        Public method to get the environment a given interpreter belongs to.
</p>

<dl>

<dt><i>interpreter</i> (str)</dt>
<dd>
path of the interpreter
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
tuple containing the environment name and a copy of the metadata
            of the virtual environment the interpreter belongs to
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
tuple of (str, VirtualenvMetaData)
</dd>
</dl>
<a NAME="VirtualenvManager.getDefaultEnvironment" ID="VirtualenvManager.getDefaultEnvironment"></a>
<h4>VirtualenvManager.getDefaultEnvironment</h4>
<b>getDefaultEnvironment</b>(<i></i>)
<p>
        Public method to get the default virtual environment.
</p>
<p>
        Default is an environment with the key '<default>' or the first one
        having an interpreter matching sys.executable (i.e. the one used to
        execute eric with)
</p>

<dl>
<dt>Return:</dt>
<dd>
tuple containing the environment name and a copy of the metadata
            of the default virtual environment
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
tuple of (str, VirtualenvMetaData)
</dd>
</dl>
<a NAME="VirtualenvManager.getEnvironmentEntries" ID="VirtualenvManager.getEnvironmentEntries"></a>
<h4>VirtualenvManager.getEnvironmentEntries</h4>
<b>getEnvironmentEntries</b>(<i></i>)
<p>
        Public method to get a list of the defined virtual environment entries.
</p>

<dl>
<dt>Return:</dt>
<dd>
list containing a copy of the defined virtual environments
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list
</dd>
</dl>
<a NAME="VirtualenvManager.getEnvironmentTypeNames" ID="VirtualenvManager.getEnvironmentTypeNames"></a>
<h4>VirtualenvManager.getEnvironmentTypeNames</h4>
<b>getEnvironmentTypeNames</b>(<i></i>)
<p>
        Public method to get a list of names of registered virtual environment types.
</p>

<dl>
<dt>Return:</dt>
<dd>
list of tuples of virtual environment type names and their visual name
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list of tuple of (str, str)
</dd>
</dl>
<a NAME="VirtualenvManager.getEnvironmentTypesRegistry" ID="VirtualenvManager.getEnvironmentTypesRegistry"></a>
<h4>VirtualenvManager.getEnvironmentTypesRegistry</h4>
<b>getEnvironmentTypesRegistry</b>(<i></i>)
<p>
        Public method to get a reference to the virtual environment types registry
        object.
</p>

<dl>
<dt>Return:</dt>
<dd>
reference to the virtual environment types registry object
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
VirtualenvTypeRegistry
</dd>
</dl>
<a NAME="VirtualenvManager.getEricServerEnvironmentNames" ID="VirtualenvManager.getEricServerEnvironmentNames"></a>
<h4>VirtualenvManager.getEricServerEnvironmentNames</h4>
<b>getEricServerEnvironmentNames</b>(<i>host=""</i>)
<p>
        Public method to get a list of defined eric-ide server environments.
</p>

<dl>

<dt><i>host</i> (str (optional))</dt>
<dd>
host name to get environment names for (defaults to "")
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
list of defined eric-ide server environments
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list of str
</dd>
</dl>
<a NAME="VirtualenvManager.getVirtualEnvironmentsBaseDir" ID="VirtualenvManager.getVirtualEnvironmentsBaseDir"></a>
<h4>VirtualenvManager.getVirtualEnvironmentsBaseDir</h4>
<b>getVirtualEnvironmentsBaseDir</b>(<i></i>)
<p>
        Public method to set the base directory for the virtual environments.
</p>

<dl>
<dt>Return:</dt>
<dd>
base directory for the virtual environments
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
str
</dd>
</dl>
<a NAME="VirtualenvManager.getVirtualenvDirectory" ID="VirtualenvManager.getVirtualenvDirectory"></a>
<h4>VirtualenvManager.getVirtualenvDirectory</h4>
<b>getVirtualenvDirectory</b>(<i>venvName</i>)
<p>
        Public method to get the directory of a virtual environment.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
logical name for the virtual environment
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
directory path
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
str
</dd>
</dl>
<a NAME="VirtualenvManager.getVirtualenvExecPath" ID="VirtualenvManager.getVirtualenvExecPath"></a>
<h4>VirtualenvManager.getVirtualenvExecPath</h4>
<b>getVirtualenvExecPath</b>(<i>venvName</i>)
<p>
        Public method to get the search path prefix of a virtual environment.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
logical name for the virtual environment
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
search path prefix
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
str
</dd>
</dl>
<a NAME="VirtualenvManager.getVirtualenvInterpreter" ID="VirtualenvManager.getVirtualenvInterpreter"></a>
<h4>VirtualenvManager.getVirtualenvInterpreter</h4>
<b>getVirtualenvInterpreter</b>(<i>venvName</i>)
<p>
        Public method to get the interpreter for a virtual environment.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
logical name for the virtual environment
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
interpreter path
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
str
</dd>
</dl>
<a NAME="VirtualenvManager.getVirtualenvNames" ID="VirtualenvManager.getVirtualenvNames"></a>
<h4>VirtualenvManager.getVirtualenvNames</h4>
<b>getVirtualenvNames</b>(<i>noGlobals=False, filterList=("all", )</i>)
<p>
        Public method to get a list of defined virtual environments.
</p>

<dl>

<dt><i>noGlobals</i> (bool (optional))</dt>
<dd>
flag indicating to exclude global environments
            (defaults to False)
</dd>
<dt><i>filterList</i> (tuple of str ((optional))</dt>
<dd>
tuple containing the list of virtual environment types to
            be included (prefixed by +) or excluded (prefixed by -) (defaults to
            ("all",) )
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
list of defined virtual environments
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list of str
</dd>
</dl>
<a NAME="VirtualenvManager.isEricServerEnvironment" ID="VirtualenvManager.isEricServerEnvironment"></a>
<h4>VirtualenvManager.isEricServerEnvironment</h4>
<b>isEricServerEnvironment</b>(<i>venvName, host=""</i>)
<p>
        Public method to test, if a given environment is an environment accessed
        through an eric-ide server.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
logical name of the virtual environment
</dd>
<dt><i>host</i> (str (optional))</dt>
<dd>
name of the host to check for or empty string to just check for
            an eric-ide server environment (defaults to "")
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating an eric-ide server environment
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="VirtualenvManager.isGlobalEnvironment" ID="VirtualenvManager.isGlobalEnvironment"></a>
<h4>VirtualenvManager.isGlobalEnvironment</h4>
<b>isGlobalEnvironment</b>(<i>venvName</i>)
<p>
        Public method to test, if a given environment is a global one.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
logical name of the virtual environment
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating a global environment
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="VirtualenvManager.isUnique" ID="VirtualenvManager.isUnique"></a>
<h4>VirtualenvManager.isUnique</h4>
<b>isUnique</b>(<i>venvName</i>)
<p>
        Public method to check, if the give logical name is unique.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
logical name for the virtual environment
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating uniqueness
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="VirtualenvManager.registerType" ID="VirtualenvManager.registerType"></a>
<h4>VirtualenvManager.registerType</h4>
<b>registerType</b>(<i>venvType</i>)
<p>
        Public method to register a new virtual environment type.
</p>

<dl>

<dt><i>venvType</i> (VirtualenvType)</dt>
<dd>
virtual environment data
</dd>
</dl>
<a NAME="VirtualenvManager.reloadSettings" ID="VirtualenvManager.reloadSettings"></a>
<h4>VirtualenvManager.reloadSettings</h4>
<b>reloadSettings</b>(<i></i>)
<p>
        Public slot to reload the virtual environments.
</p>

<a NAME="VirtualenvManager.removeVirtualEnvs" ID="VirtualenvManager.removeVirtualEnvs"></a>
<h4>VirtualenvManager.removeVirtualEnvs</h4>
<b>removeVirtualEnvs</b>(<i>venvNames</i>)
<p>
        Public method to delete virtual environments from the list.
</p>

<dl>

<dt><i>venvNames</i> (list of str)</dt>
<dd>
list of logical names for the virtual environments
</dd>
</dl>
<a NAME="VirtualenvManager.renameVirtualEnv" ID="VirtualenvManager.renameVirtualEnv"></a>
<h4>VirtualenvManager.renameVirtualEnv</h4>
<b>renameVirtualEnv</b>(<i>oldVenvName, metadata, </i>)
<p>
        Public method to substitute a virtual environment entry with a new
        name.
</p>

<dl>

<dt><i>oldVenvName</i> (str)</dt>
<dd>
old name of the virtual environment
</dd>
<dt><i>metadata</i> (VirtualenvMetaData)</dt>
<dd>
object containing the metadata of the virtual environment
</dd>
</dl>
<a NAME="VirtualenvManager.searchUnregisteredInterpreters" ID="VirtualenvManager.searchUnregisteredInterpreters"></a>
<h4>VirtualenvManager.searchUnregisteredInterpreters</h4>
<b>searchUnregisteredInterpreters</b>(<i></i>)
<p>
        Public method to search for unregistered Python interpreters.
</p>

<dl>
<dt>Return:</dt>
<dd>
list of unregistered interpreters
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list of str
</dd>
</dl>
<a NAME="VirtualenvManager.setVirtualEnv" ID="VirtualenvManager.setVirtualEnv"></a>
<h4>VirtualenvManager.setVirtualEnv</h4>
<b>setVirtualEnv</b>(<i>metadata</i>)
<p>
        Public method to change a virtual environment.
</p>

<dl>

<dt><i>metadata</i> (VirtualenvMetaData)</dt>
<dd>
object containing the metadata of the virtual environment
</dd>
</dl>
<a NAME="VirtualenvManager.setVirtualEnvInterpreter" ID="VirtualenvManager.setVirtualEnvInterpreter"></a>
<h4>VirtualenvManager.setVirtualEnvInterpreter</h4>
<b>setVirtualEnvInterpreter</b>(<i>venvName, venvInterpreter</i>)
<p>
        Public method to change the interpreter for a virtual environment.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
logical name for the virtual environment
</dd>
<dt><i>venvInterpreter</i> (str)</dt>
<dd>
interpreter path to be set
</dd>
</dl>
<a NAME="VirtualenvManager.setVirtualEnvironmentsBaseDir" ID="VirtualenvManager.setVirtualEnvironmentsBaseDir"></a>
<h4>VirtualenvManager.setVirtualEnvironmentsBaseDir</h4>
<b>setVirtualEnvironmentsBaseDir</b>(<i>baseDir</i>)
<p>
        Public method to set the base directory for the virtual environments.
</p>

<dl>

<dt><i>baseDir</i> (str)</dt>
<dd>
base directory for the virtual environments
</dd>
</dl>
<a NAME="VirtualenvManager.showVirtualenvManagerDialog" ID="VirtualenvManager.showVirtualenvManagerDialog"></a>
<h4>VirtualenvManager.showVirtualenvManagerDialog</h4>
<b>showVirtualenvManagerDialog</b>(<i>modal=False</i>)
<p>
        Public slot to show the virtual environment manager dialog.
</p>

<dl>

<dt><i>modal</i> (bool)</dt>
<dd>
flag indicating that the dialog should be shown in
            a blocking mode
</dd>
</dl>
<a NAME="VirtualenvManager.unregisterType" ID="VirtualenvManager.unregisterType"></a>
<h4>VirtualenvManager.unregisterType</h4>
<b>unregisterType</b>(<i>name</i>)
<p>
        Public method to unregister the virtual environment type of the given name.
</p>

<dl>

<dt><i>name</i> (str)</dt>
<dd>
name of the virtual environment type
</dd>
</dl>
<a NAME="VirtualenvManager.upgradeVirtualEnv" ID="VirtualenvManager.upgradeVirtualEnv"></a>
<h4>VirtualenvManager.upgradeVirtualEnv</h4>
<b>upgradeVirtualEnv</b>(<i>venvName</i>)
<p>
        Public slot to upgrade a virtual environment.
</p>

<dl>

<dt><i>venvName</i> (str)</dt>
<dd>
name of the virtual environment
</dd>
</dl>
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